Ella VerbsHow to conjugate Decidirse in Spanish
decidirse to decide, to make up one's mind Regular IR Verb
At a glance: Decidirse (to decide, to make up one's mind) is a widely used reflexive regular -IR verbs in Spanish. In the present tense: me decido, te decides, se decide, nos decidimos, os decidís, se deciden. Because it is fully regular, its endings apply directly to hundreds of other -IR verbs.
- Past participle
- decidido decided
- Gerund
- decidiendo deciding
- Similar
- decidir, proponerse
Table of contents
- Indicative tenses of Decidirse
- Decidirse in the Indicative Present
- Decidirse in the Indicative Preterite
- Decidirse in the Indicative Imperfect
- Decidirse in the Indicative Present Continuous
- Decidirse in the Indicative Informal Future
- Decidirse in the Indicative Future
- Decidirse in the Indicative Conditional
- Decidirse in the Indicative Present Perfect
- Decidirse in the Indicative Past Perfect
- Decidirse in the Indicative Future Perfect
- Decidirse in the Indicative Conditional Perfect
- Subjunctive tenses of Decidirse
- Imperative tenses of Decidirse
- Verbs that follow the same patterns
- Frequently asked questions
- Downloadable cheat sheet (PDF)
- Practise Decidirse conjugations (free mobile app)
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Indicative tenses of Decidirse
Decidirse in the Indicative Present
The Indicative Present of decidirse is used to talk about situations, events or thoughts that are happening now or in the near future. It is also used to talk about facts and truths. For example, “me decido”, meaning “I decide”.
In Spanish, the Indicative Present is known as "El Presente".
| Pronoun | Spanish | English |
|---|---|---|
| Yo | me decido | I decide |
| Tú | te decides | you decide |
| Ella / Él / Usted | se decide | s/he decides |
| Nosotras / Nosotros | nos decidimos | we decide |
| Vosotras / Vosotros | os decidís | you (plural) decide |
| Ellas / Ellos / Ustedes | se deciden | they decide |
How it’s built: Regular: stem decid- plus the -ir endings. The reflexive pronoun (me, te, se, nos, os, se) goes in front.
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Decidirse in the Indicative Preterite
The Indicative Preterite of decidirse is used to talk about actions completed in the past, at a specific point in time. For example, “me decidí”, meaning “I decided”.
In Spanish, the Indicative Preterite is known as "El Pretérito Indefinido".
| Pronoun | Spanish | English |
|---|---|---|
| Yo | me decidí | I decided |
| Tú | te decidiste | you decided |
| Ella / Él / Usted | se decidió | s/he decided |
| Nosotras / Nosotros | nos decidimos | we decided |
| Vosotras / Vosotros | os decidisteis | you (plural) decided |
| Ellas / Ellos / Ustedes | se decidieron | they decided |
How it’s built: Regular: stem decid- plus the -ir endings. The reflexive pronoun (me, te, se, nos, os, se) goes in front.
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Decidirse in the Indicative Imperfect
The Indicative Imperfect of decidirse is used to describe regular and repeated actions that happened in the past and descriptions of things you used to do. For example, “me decidía”, meaning “I used to decide”.
In Spanish, the Indicative Imperfect is known as "El Pretérito Imperfecto".
| Pronoun | Spanish | English |
|---|---|---|
| Yo | me decidía | I used to decide |
| Tú | te decidías | you used to decide |
| Ella / Él / Usted | se decidía | s/he used to decide |
| Nosotras / Nosotros | nos decidíamos | we used to decide |
| Vosotras / Vosotros | os decidíais | you (plural) used to decide |
| Ellas / Ellos / Ustedes | se decidían | they used to decide |
How it’s built: Regular: stem decid- plus the -ir endings. The reflexive pronoun (me, te, se, nos, os, se) goes in front.
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Decidirse in the Indicative Present Continuous
The Indicative Present Continuous of decidirse is used to talk about something that is happening continuously or right now. For example, “me estoy decidiendo”, meaning “I am deciding”.
In Spanish, the Indicative Present Continuous is known as "El Presente Progresivo".
| Pronoun | Spanish | English |
|---|---|---|
| Yo | me estoy decidiendo | I am deciding |
| Tú | te estás decidiendo | you are deciding |
| Ella / Él / Usted | se está decidiendo | s/he is deciding |
| Nosotras / Nosotros | nos estamos decidiendo | we are deciding |
| Vosotras / Vosotros | os estáis decidiendo | you (plural) are deciding |
| Ellas / Ellos / Ustedes | se están decidiendo | they are deciding |
How it’s built: Estar in the present (estoy, estás, está, estamos, estáis, están) plus the gerund decidiendo. The reflexive pronoun (me, te, se, nos, os, se) goes in front.
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Decidirse in the Indicative Informal Future
The Indicative Informal Future of decidirse is used to talk about something that will happen in the future, especially in the near future. For example, “me voy a decidir”, meaning “I am going to decide”.
In Spanish, the Indicative Informal Future is known as "El Futuro Próximo".
| Pronoun | Spanish | English |
|---|---|---|
| Yo | me voy a decidir | I am going to decide |
| Tú | te vas a decidir | you are going to decide |
| Ella / Él / Usted | se va a decidir | s/he is going to decide |
| Nosotras / Nosotros | nos vamos a decidir | we are going to decide |
| Vosotras / Vosotros | os vais a decidir | you (plural) are going to decide |
| Ellas / Ellos / Ustedes | se van a decidir | they are going to decide |
How it’s built: Ir in the present (voy, vas, va, vamos, vais, van), then a, then the infinitive decidir. The reflexive pronoun (me, te, se, nos, os, se) goes in front.
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Decidirse in the Indicative Future
The Indicative Future of decidirse is used to talk about something that will happen in the future. For example, “me decidiré”, meaning “I will decide”.
In Spanish, the Indicative Future is known as "El Futuro Simple".
| Pronoun | Spanish | English |
|---|---|---|
| Yo | me decidiré | I will decide |
| Tú | te decidirás | you will decide |
| Ella / Él / Usted | se decidirá | s/he will decide |
| Nosotras / Nosotros | nos decidiremos | we will decide |
| Vosotras / Vosotros | os decidiréis | you (plural) will decide |
| Ellas / Ellos / Ustedes | se decidirán | they will decide |
How it’s built: Regular: the infinitive decidir plus the future endings. The reflexive pronoun (me, te, se, nos, os, se) goes in front.
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Decidirse in the Indicative Conditional
The Indicative Conditional of decidirse is used to talk about something that may happen in the future, hypothesis and probabilities. For example, “me decidiría”, meaning “I would decide”.
In Spanish, the Indicative Conditional is known as "El Condicional Simple".
| Pronoun | Spanish | English |
|---|---|---|
| Yo | me decidiría | I would decide |
| Tú | te decidirías | you would decide |
| Ella / Él / Usted | se decidiría | s/he would decide |
| Nosotras / Nosotros | nos decidiríamos | we would decide |
| Vosotras / Vosotros | os decidiríais | you (plural) would decide |
| Ellas / Ellos / Ustedes | se decidirían | they would decide |
How it’s built: Regular: the infinitive decidir plus the conditional endings. The reflexive pronoun (me, te, se, nos, os, se) goes in front.
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Decidirse in the Indicative Present Perfect
The Indicative Present Perfect of decidirse is used to describe actions that started recently (in the past) and are still happening now or things that have been done recently. For example, “me he decidido”, meaning “I have decided”.
In Spanish, the Indicative Present Perfect is known as "El Pretérito Perfecto".
| Pronoun | Spanish | English |
|---|---|---|
| Yo | me he decidido | I have decided |
| Tú | te has decidido | you have decided |
| Ella / Él / Usted | se ha decidido | s/he has decided |
| Nosotras / Nosotros | nos hemos decidido | we have decided |
| Vosotras / Vosotros | os habéis decidido | you (plural) have decided |
| Ellas / Ellos / Ustedes | se han decidido | they have decided |
How it’s built: Haber in the present (he, has, ha, hemos, habéis, han) plus the past participle decidido. The reflexive pronoun (me, te, se, nos, os, se) goes in front.
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Decidirse in the Indicative Past Perfect
The Indicative Past Perfect of decidirse is used to talk about actions that happened before another action in the past. For example, “me había decidido”, meaning “I had decided”.
In Spanish, the Indicative Past Perfect is known as "El Pretérito Pluscuamperfecto".
| Pronoun | Spanish | English |
|---|---|---|
| Yo | me había decidido | I had decided |
| Tú | te habías decidido | you had decided |
| Ella / Él / Usted | se había decidido | s/he had decided |
| Nosotras / Nosotros | nos habíamos decidido | we had decided |
| Vosotras / Vosotros | os habíais decidido | you (plural) had decided |
| Ellas / Ellos / Ustedes | se habían decidido | they had decided |
How it’s built: Haber in the imperfect (había, habías, había, habíamos, habíais, habían) plus the past participle decidido. The reflexive pronoun (me, te, se, nos, os, se) goes in front.
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Decidirse in the Indicative Future Perfect
The Indicative Future Perfect of decidirse is used to talk about something that will have happened in the future after something else has already happened. For example, “me habré decidido”, meaning “I will have decided”.
In Spanish, the Indicative Future Perfect is known as "El Futuro Perfecto".
| Pronoun | Spanish | English |
|---|---|---|
| Yo | me habré decidido | I will have decided |
| Tú | te habrás decidido | you will have decided |
| Ella / Él / Usted | se habrá decidido | s/he will have decided |
| Nosotras / Nosotros | nos habremos decidido | we will have decided |
| Vosotras / Vosotros | os habréis decidido | you (plural) will have decided |
| Ellas / Ellos / Ustedes | se habrán decidido | they will have decided |
How it’s built: Haber in the future (habré, habrás, habrá, habremos, habréis, habrán) plus the past participle decidido. The reflexive pronoun (me, te, se, nos, os, se) goes in front.
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Decidirse in the Indicative Conditional Perfect
The Indicative Conditional Perfect of decidirse is used to talk about something that would have happened in the past but didn’t due to another action. For example, “me habría decidido”, meaning “I would have decided”.
In Spanish, the Indicative Conditional Perfect is known as "El Condicional Perfecto".
| Pronoun | Spanish | English |
|---|---|---|
| Yo | me habría decidido | I would have decided |
| Tú | te habrías decidido | you would have decided |
| Ella / Él / Usted | se habría decidido | s/he would have decided |
| Nosotras / Nosotros | nos habríamos decidido | we would have decided |
| Vosotras / Vosotros | os habríais decidido | you (plural) would have decided |
| Ellas / Ellos / Ustedes | se habrían decidido | they would have decided |
How it’s built: Haber in the conditional (habría, habrías, habría, habríamos, habríais, habrían) plus the past participle decidido. The reflexive pronoun (me, te, se, nos, os, se) goes in front.
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Subjunctive tenses of Decidirse
Decidirse in the Subjunctive Present
The Subjunctive Present is used to talk about situations of uncertainty, or emotions such as wishes, desires and hopes. It differs from the indicative mood due to the uncertainty of the events which are being spoken about. For example, “me decida”, meaning “I decide”.
In Spanish, the Subjunctive Present is known as "El Presente de Subjuntivo".
| Pronoun | Spanish | English |
|---|---|---|
| Yo | me decida | I decide |
| Tú | te decidas | you decide |
| Ella / Él / Usted | se decida | s/he decides |
| Nosotras / Nosotros | nos decidamos | we decide |
| Vosotras / Vosotros | os decidáis | you (plural) decide |
| Ellas / Ellos / Ustedes | se decidan | they decide |
How it’s built: Regular: stem decid- plus the -ir subjunctive endings. The reflexive pronoun (me, te, se, nos, os, se) goes in front.
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Decidirse in the Subjunctive Imperfect
The Subjunctive Imperfect is used to speak about unlikely or uncertain events in the past or to cast an opinion (emotional) about something that happened in the past. For example, “me decidiera”, meaning “I decided”.
In Spanish, the Subjunctive Imperfect is known as "El Imperfecto Subjuntivo".
| Pronoun | Spanish | English |
|---|---|---|
| Yo | me decidiera | I decided |
| Tú | te decidieras | you decided |
| Ella / Él / Usted | se decidiera | s/he decided |
| Nosotras / Nosotros | nos decidiéramos | we decided |
| Vosotras / Vosotros | os decidierais | you (plural) decided |
| Ellas / Ellos / Ustedes | se decidieran | they decided |
How it’s built: Regular: the ellas/ellos preterite, decidieron, without -ron, plus the -ra endings; nosotros adds an accent (decidiéramos). The reflexive pronoun (me, te, se, nos, os, se) goes in front.
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Decidirse in the Subjunctive Future
The Subjunctive Future is used to speak about hypothetical situations, and actions/events that may happen in the future. For example, “me decidiere”, meaning “I will decide”.
In Spanish, the Subjunctive Future is known as "El Futuro de Subjuntivo".
| Pronoun | Spanish | English |
|---|---|---|
| Yo | me decidiere | I will decide |
| Tú | te decidieres | you will decide |
| Ella / Él / Usted | se decidiere | s/he will decide |
| Nosotras / Nosotros | nos decidiéremos | we will decide |
| Vosotras / Vosotros | os decidiereis | you (plural) will decide |
| Ellas / Ellos / Ustedes | se decidieren | they will decide |
How it’s built: Regular: the ellas/ellos preterite, decidieron, without -ron, plus the -re endings; nosotros adds an accent (decidiéremos). The reflexive pronoun (me, te, se, nos, os, se) goes in front.
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Decidirse in the Subjunctive Present Perfect
The Subjunctive Present Perfect is used to describe past actions or events that are still connected to the present day and to speak about an action that will have happened by a certain time in the future. For example, “me haya decidido”, meaning “I have decided”.
In Spanish, the Subjunctive Present Perfect is known as "El Pretérito Perfecto de Subjuntivo".
| Pronoun | Spanish | English |
|---|---|---|
| Yo | me haya decidido | I have decided |
| Tú | te hayas decidido | you have decided |
| Ella / Él / Usted | se haya decidido | s/he has decided |
| Nosotras / Nosotros | nos hayamos decidido | we have decided |
| Vosotras / Vosotros | os hayáis decidido | you (plural) have decided |
| Ellas / Ellos / Ustedes | se hayan decidido | they have decided |
How it’s built: Haber in the subjunctive present (haya, hayas, haya, hayamos, hayáis, hayan) plus the past participle decidido. The reflexive pronoun (me, te, se, nos, os, se) goes in front.
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Decidirse in the Subjunctive Past Perfect
The Subjunctive Past Perfect is used to speak about hypothetical situations, and actions/events that occurred before other actions/events in the past. For example, “me hubiera decidido”, meaning “I had decided”.
In Spanish, the Subjunctive Past Perfect is known as "El Pretérito Pluscuamperfecto de Subjuntivo".
| Pronoun | Spanish | English |
|---|---|---|
| Yo | me hubiera decidido | I had decided |
| Tú | te hubieras decidido | you had decided |
| Ella / Él / Usted | se hubiera decidido | s/he had decided |
| Nosotras / Nosotros | nos hubiéramos decidido | we had decided |
| Vosotras / Vosotros | os hubierais decidido | you (plural) had decided |
| Ellas / Ellos / Ustedes | se hubieran decidido | they had decided |
How it’s built: Haber in the subjunctive imperfect (hubiera, hubieras, hubiera, hubiéramos, hubierais, hubieran) plus the past participle decidido. The reflexive pronoun (me, te, se, nos, os, se) goes in front.
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Decidirse in the Subjunctive Future Perfect
The Subjunctive Future Perfect is used to speak about something that will have happened if a hypothetical situations occurs in the future. For example, “me hubiere decidido”, meaning “I will have decided”.
In Spanish, the Subjunctive Future Perfect is known as "El Futuro Perfecto de Subjuntivo".
| Pronoun | Spanish | English |
|---|---|---|
| Yo | me hubiere decidido | I will have decided |
| Tú | te hubieres decidido | you will have decided |
| Ella / Él / Usted | se hubiere decidido | s/he will have decided |
| Nosotras / Nosotros | nos hubiéremos decidido | we will have decided |
| Vosotras / Vosotros | os hubiereis decidido | you (plural) will have decided |
| Ellas / Ellos / Ustedes | se hubieren decidido | they will have decided |
How it’s built: Haber in the subjunctive future (hubiere, hubieres, hubiere, hubiéremos, hubiereis, hubieren) plus the past participle decidido. The reflexive pronoun (me, te, se, nos, os, se) goes in front.
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Imperative tenses of Decidirse
Decidirse in the Imperative Affirmative
The Imperative Affirmative is used to give orders and commands, to tell someone to do something. For example, “decídase”, meaning “(to you formal) decide!”.
In Spanish, the Imperative Affirmative is known as "El Imperativo Afirmativo".
| Pronoun | Spanish | English |
|---|---|---|
| Yo | - | - |
| Tú | decídete | (to you) decide! |
| Ella / Él / Usted | decídase | (to you formal) decide! |
| Nosotras / Nosotros | decidámonos | let's decide! |
| Vosotras / Vosotros | decidíos | (to you plural) decide! |
| Ellas / Ellos / Ustedes | decídanse | (to you plural formal) decide! |
How it’s built: Tú takes the ella/él present and attaches te (decídete); usted and ustedes take the subjunctive present and attach se (decídase, decídanse); nosotros takes the subjunctive present, drops the s and attaches nos (decidámonos); vosotros drops the final r of the infinitive and attaches os (decidíos).
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Decidirse in the Imperative Negative
The Imperative Negative is used to give orders and commands, telling someone not to do something. For example, “no se decida”, meaning “(to you formal) don't decide!”.
In Spanish, the Imperative Negative is known as "El Imperativo Negativo".
| Pronoun | Spanish | English |
|---|---|---|
| Yo | - | - |
| Tú | no te decidas | (to you) don't decide! |
| Ella / Él / Usted | no se decida | (to you formal) don't decide! |
| Nosotras / Nosotros | no nos decidamos | let's not decide! |
| Vosotras / Vosotros | no os decidáis | (to you plural) don't decide! |
| Ellas / Ellos / Ustedes | no se decidan | (to you plural formal) don't decide! |
How it’s built: No plus the subjunctive present: no te decidas, no se decida, no nos decidamos, no os decidáis, no se decidan.
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Frequently asked questions about Decidirse
Is decidirse a regular or irregular verb?
Decidirse is a fully regular -IR reflexive verb. It follows the standard -IR conjugation pattern in every tense and mood without any stem changes, spelling changes, or irregular forms. This makes it a model verb for learning the -IR conjugation system.
How do you conjugate decidirse in the present tense (presente)?
In the present tense (presente), decidirse is conjugated as: yo me decido, tú te decides, él/ella/usted se decide, nosotros nos decidimos, vosotros os decidís, ellos/ellas/ustedes se deciden. The present tense is used To talk about situations, events or thoughts that are happening now or in the near future. It is also used to talk about facts and truths.
How do you conjugate decidirse in the preterite (pretérito indefinido)?
In the preterite (pretérito indefinido), decidirse is conjugated as: yo me decidí, tú te decidiste, él/ella/usted se decidió, nosotros nos decidimos, vosotros os decidisteis, ellos/ellas/ustedes se decidieron. The preterite is used To talk about actions completed in the past, at a specific point in time.
How do you conjugate decidirse in the imperfect (pretérito imperfecto)?
In the imperfect (pretérito imperfecto), decidirse is conjugated as: yo me decidía, tú te decidías, él/ella/usted se decidía, nosotros nos decidíamos, vosotros os decidíais, ellos/ellas/ustedes se decidían. The imperfect is used To describe regular and repeated actions that happened in the past and descriptions of things you used to do.
How do you conjugate decidirse in the future tense (futuro simple)?
In the future tense (futuro simple), decidirse is conjugated as: yo me decidiré, tú te decidirás, él/ella/usted se decidirá, nosotros nos decidiremos, vosotros os decidiréis, ellos/ellas/ustedes se decidirán. The future tense is used To talk about something that will happen in the future.
How do you conjugate decidirse in the present subjunctive (subjuntivo presente)?
In the present subjunctive (subjuntivo presente), decidirse is conjugated as: yo me decida, tú te decidas, él/ella/usted se decida, nosotros nos decidamos, vosotros os decidáis, ellos/ellas/ustedes se decidan. The present subjunctive is used To talk about situations of uncertainty, or emotions such as wishes, desires and hopes. It differs from the indicative mood due to the uncertainty of the events which are being spoken about.
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Want to explore other verb conjugations?
Why not check out Decir – to say, to tell or see the complete list of verbs here.
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