The present subjunctive (presente de subjuntivo) is the mood Spanish uses for wishes, doubts, emotional reactions, recommendations, and unrealized or hypothetical situations. It doesn't carry its own time reference the way the indicative does — instead, it rides along with a main clause that signals the speaker's attitude toward an action.
This page synthesizes every present subjunctive sub-topic: formation, irregulars, triggers, clause types, and the compound present perfect subjunctive. For the past-tense half, see Imperfect Subjunctive: Complete Reference.
Formation: The "Opposite Vowel" Rule
There are three steps to forming almost any present subjunctive:
- Take the yo form of the present indicative.
- Drop the final -o.
- Add the opposite-vowel ending: -ar verbs get -e endings; -er/-ir verbs get -a endings.
This single rule captures regular verbs, stem changes, spelling changes, and most of the "irregular" verbs in one step.
| Verb | yo (present) | Stem | yo (subjunctive) |
|---|---|---|---|
| hablar | hablo | habl- | hable |
| comer | como | com- | coma |
| vivir | vivo | viv- | viva |
| tener | tengo | teng- | tenga |
| decir | digo | dig- | diga |
| conocer | conozco | conozc- | conozca |
Regular -ar Endings
| Subject | Ending | hablar | trabajar |
|---|---|---|---|
| yo | -e | hable | trabaje |
| tú | -es | hables | trabajes |
| él / ella / usted | -e | hable | trabaje |
| nosotros | -emos | hablemos | trabajemos |
| ellos / ustedes | -en | hablen | trabajen |
See Regular -ar.
Regular -er / -ir Endings
| Subject | Ending | comer | vivir |
|---|---|---|---|
| yo | -a | coma | viva |
| tú | -as | comas | vivas |
| él / ella / usted | -a | coma | viva |
| nosotros | -amos | comamos | vivamos |
| ellos / ustedes | -an | coman | vivan |
See Regular -er/-ir.
Stem Changes
Stem-changing verbs keep their change in the subjunctive — with one subtlety:
- For -ar and -er verbs, the stem change happens in all forms except nosotros. (Same as the indicative pattern.)
- For -ir verbs, the stem change happens in every form, including nosotros — plus nosotros undergoes a secondary e → i or o → u change.
| Subject | pensar (e→ie) | volver (o→ue) | pedir (e→i) | dormir (o→ue/u) |
|---|---|---|---|---|
| yo | piense | vuelva | pida | duerma |
| tú | pienses | vuelvas | pidas | duermas |
| él | piense | vuelva | pida | duerma |
| nosotros | pensemos | volvamos | pidamos | durmamos |
| ellos | piensen | vuelvan | pidan | duerman |
Quiero que pidas ayuda si no entiendes.
I want you to ask for help if you don't understand.
See Stem Changes.
Spelling Changes
When you add the opposite-vowel ending, you often have to change spelling to protect the stem's sound. These changes happen in every subjunctive form, not just yo.
| Ending | Change | Example (yo / tú) |
|---|---|---|
| -car | c → qu | buscar → busque / busques |
| -gar | g → gu | llegar → llegue / llegues |
| -zar | z → c | empezar → empiece / empieces |
| -ger / -gir | g → j | proteger → proteja / protejas |
| -guir | gu → g | seguir → siga / sigas |
| -uir | insert y | construir → construya / construyas |
| -cer / -cir (-zco yo) | keep -zc- | conocer → conozca / conozcas |
Es importante que llegues a tiempo.
It's important that you arrive on time.
Quiero que conozcas a mi familia.
I want you to meet my family.
See Spelling Changes.
The 6 Main Irregular Verbs
Six verbs don't follow the yo-form rule because their present indicative yo doesn't end in -o. Memorize them as a group.
| Verb | yo | tú | él | nosotros | ellos |
|---|---|---|---|---|---|
| ser | sea | seas | sea | seamos | sean |
| estar | esté | estés | esté | estemos | estén |
| ir | vaya | vayas | vaya | vayamos | vayan |
| haber | haya | hayas | haya | hayamos | hayan |
| saber | sepa | sepas | sepa | sepamos | sepan |
| dar | dé | des | dé | demos | den |
Ojalá que todos estén bien.
I hope everyone is well.
Quiero que sepas la verdad.
I want you to know the truth.
See Ser, Estar, Ir, Haber, and Saber and Dar.
WEIRDO: The Trigger Framework
Most present subjunctive sentences have a specific structure: main clause + que + dependent clause, where the main clause expresses one of the WEIRDO categories. When the subject changes across the que, the subjunctive appears in the dependent clause.
| Letter | Category | Common triggers |
|---|---|---|
| W | Wishes | querer que, desear que, preferir que, ojalá (que) |
| E | Emotions | alegrarse de que, sentir que, temer que, me gusta que, es triste que |
| I | Impersonal | es necesario que, es importante que, es posible que, es mejor que |
| R | Recommendations | recomendar que, sugerir que, pedir que, aconsejar que, decir que (as command) |
| D | Doubt / Denial | dudar que, no creer que, no pensar que, no es cierto que, negar que |
| O | Ojalá | ojalá (que) — always subjunctive |
Wishes
Quiero que vengas a mi fiesta.
I want you to come to my party.
Prefiero que hablemos mañana.
I'd prefer that we talk tomorrow.
See Wishes.
Emotions
Me alegra que estés aquí.
I'm glad you're here.
See Emotions.
Impersonal Expressions
Es necesario que practiques cada día.
It's necessary that you practice every day.
Es posible que llueva esta tarde.
It's possible it will rain this afternoon.
Recommendations
Te recomiendo que leas este libro.
I recommend you read this book.
See Recommendations.
Doubt and Denial
Dudo que venga a la reunión.
I doubt he'll come to the meeting.
No creo que sea tan difícil.
I don't think it's that hard.
See Doubt.
Ojalá
Ojalá (from Arabic, "would to God") always takes the subjunctive. Que is optional.
Ojalá (que) tengas un buen viaje.
I hope you have a good trip.
See Ojalá.
Quizás / Tal Vez
These two words mean "maybe" and usually take the subjunctive when the speaker wants to stress uncertainty.
Quizás venga más tarde.
Maybe she'll come later.
See Quizás / Tal Vez.
Adjective Clauses: Unknown or Nonexistent Antecedents
When the noun being described is unknown, hypothetical, or doesn't exist, the relative clause uses the subjunctive.
Busco un apartamento que tenga balcón.
I'm looking for an apartment that has a balcony. (any such apartment, not a specific one)
Compare:
Tengo un amigo que habla ruso.
I have a friend who speaks Russian. (specific, known → indicative)
Adverbial Clauses
Certain conjunctions always take the subjunctive; others take it sometimes, depending on whether the event has happened yet.
Always Subjunctive
| Conjunction | Meaning |
|---|---|
| para que | so that, in order that |
| a fin de que | so that |
| antes de que | before |
| a menos que | unless |
| con tal (de) que | provided that |
| sin que | without |
| en caso de que | in case |
Te llamo para que sepas la hora exacta.
I'll call you so you know the exact time.
Salgamos antes de que empiece a llover.
Let's leave before it starts raining.
No iré a menos que me invites.
I won't go unless you invite me.
Sometimes Subjunctive (Time Conjunctions)
Conjunctions like cuando, hasta que, tan pronto como, en cuanto, después de que, mientras take the subjunctive only when the event hasn't happened yet — typically when the main clause is in the future or imperative.
Cuando llegues, llámame.
When you arrive, call me. (future event → subjunctive)
Cuando llego a casa, siempre me quito los zapatos.
When I get home, I always take my shoes off. (habit → indicative)
See Time Clauses.
Concession: Aunque
Aunque (although, even if) takes the subjunctive when the speaker is expressing a hypothetical or unknown situation, and the indicative when stating a fact.
Aunque llueva, iremos al parque.
Even if it rains, we'll go to the park. (hypothetical → subjunctive)
Aunque llueve, iremos al parque.
Even though it's raining, we'll go to the park. (fact → indicative)
See Concession.
Present Perfect Subjunctive
To talk about completed actions in the recent past within a subjunctive context, combine the present subjunctive of haber with a past participle.
| Subject | haber |
|
|---|---|---|
| yo | haya | haya hablado |
| tú | hayas | hayas comido |
| él | haya | haya vivido |
| nosotros | hayamos | hayamos hecho |
| ellos | hayan | hayan venido |
Me alegra que hayas llegado bien.
I'm glad you arrived safely.
Es posible que ya hayan salido.
It's possible they've already left.
Dudo que lo haya hecho a propósito.
I doubt he did it on purpose.
See Present Perfect Subjunctive.
Indicative vs. Subjunctive vs. Infinitive
- Subjunctive appears when the subjects of the main and subordinate clause differ.
- When the subjects are the same, Spanish usually prefers an infinitive.
Quiero ir al cine.
I want to go to the movies. (same subject → infinitive)
Quiero que tú vayas al cine.
I want you to go to the movies. (different subject → subjunctive)
See Subjunctive vs Indicative and Subjunctive vs Infinitive.
Study Checklist
- Master the yo-form + opposite vowel rule — it handles 90% of the verbs.
- Memorize the six core irregulars: sea, esté, vaya, haya, sepa, dé.
- Learn triggers in groups (WEIRDO) rather than one at a time.
- Always ask: same subject or different subjects? If same, use the infinitive.
- For adverbial time clauses, ask: has this already happened or not?
- Move on to Imperfect Subjunctive: Complete Reference once these patterns feel natural.
Related Topics
- Regular -ar VerbsB1 — Form the present subjunctive of regular -ar verbs with the endings -e, -es, -e, -emos, -en.
- Regular -er and -ir VerbsB1 — Form the present subjunctive of regular -er and -ir verbs with the endings -a, -as, -a, -amos, -an.
- Stem ChangesB1 — Learn how stem-changing verbs behave in the present subjunctive, including the special rules for -ir verbs.
- Spelling ChangesB1 — Learn the spelling changes that preserve consonant sounds in the present subjunctive.
- Subjunctive of SerB1 — Ser has a fully irregular present subjunctive: sea, seas, sea, seamos, sean.
- Subjunctive of EstarB1 — Estar's present subjunctive carries written accents on almost every form: esté, estés, esté, estemos, estén.
- Subjunctive of IrB1 — Ir has a completely irregular present subjunctive built on the stem vay-.
- Subjunctive of Haber (Haya)B1 — The irregular subjunctive of haber — haya, hayas, haya, hayamos, hayan — powers the present perfect subjunctive and many impersonal expressions.
- Subjunctive of Saber and DarB1 — Two short but tricky irregular verbs in the subjunctive: saber (sepa) and dar (dé).
- Subjunctive Triggers OverviewB1 — An overview of the WEIRDO categories that introduce the subjunctive in Spanish dependent clauses.
- Wishes and Desires (Querer que, Esperar que)B1 — Use the subjunctive after verbs of wish, hope, and desire when the subject changes.
- Emotions (Alegrarse de que, Sentir que)B1 — Use the subjunctive after main clauses that express an emotional reaction to another subject's actions or states.
- Impersonal Expressions (Es necesario que)B1 — Use the subjunctive after impersonal es + adjective + que expressions that make a judgment or evaluation.
- Recommendations (Sugerir que, Pedir que)B1 — Verbs of suggestion, request, and command that introduce the present subjunctive in Spanish.
- Doubt and Denial (Dudar que, No creer que)B1 — Expressions of doubt, disbelief, and denial that require the present subjunctive in Spanish.
- Ojalá and Independent SubjunctiveB1 — Using ojalá to express wishes and hopes in Spanish, always with the subjunctive.
- Quizás, Tal Vez, and AcasoB2 — Adverbs of possibility that allow either the subjunctive or indicative in Spanish, with meaning depending on the degree of doubt.
- Subjunctive in Adjective ClausesB2 — Using the present subjunctive to describe unknown, hypothetical, or nonexistent people and things.
- Adverbial: Purpose (Para que, A fin de que)B2 — Conjunctions of purpose that always trigger the present subjunctive in Spanish.
- Adverbial: Time (Cuando, Hasta que)B2 — Time conjunctions that take the subjunctive when referring to future events in Spanish.
- Adverbial: Condition (A menos que, Con tal de que)B2 — Conditional conjunctions that always trigger the present subjunctive in Spanish.
- Adverbial: Concession (Aunque, A pesar de que)B2 — Concessive conjunctions that take either the subjunctive or indicative in Spanish, depending on whether the clause is factual or hypothetical.
- Present Perfect SubjunctiveB2 — Forming and using the present perfect subjunctive in Spanish to talk about completed actions after present-tense triggers.
- Subjunctive vs Indicative: Key ContrastsB2 — Side-by-side comparisons of the indicative and subjunctive in Spanish across the most common triggers.
- Subjunctive vs InfinitiveB2 — When to use the infinitive instead of the subjunctive in Spanish, based on whether the subjects match.
- Imperfect Subjunctive: Complete ReferenceB2 — A single-page synthesis of the entire imperfect subjunctive: both -ra and -se forms, triggers, hypothetical si-clauses, como si, polite quisiera, and the pluperfect subjunctive.