haber Present Subjunctive Conjugation
haber — to have
The present subjunctive of haber is irregular: haya, hayas, haya, hayamos, hayáis, hayan.
haber Present Subjunctive Forms
When to Use the Present Subjunctive
Use this after expressions of doubt, emotion, or necessity (e.g., 'espero que haya...') or to form the present perfect subjunctive.
Notes on haber in the Present Subjunctive
The stem changes to 'hay-' for all forms. Do not confuse 'haya' (from haber) with 'halla' (from hallar - to find).
Example Sentences
Espero que haya boletos todavía.
I hope there are still tickets.
él/ella/usted
Dudo que hayan terminado ya.
I doubt that they have finished already.
ellos/ellas/ustedes
Es posible que hayamos perdido las llaves.
It's possible that we have lost the keys.
nosotros
Common Mistakes
Mistake: Spelling it 'haiga'.
Correct: Haya.
Why: 'Haiga' is a common non-standard regionalism but is considered grammatically incorrect in standard Spanish.
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Related Tenses
Present
yo: he
Haber is highly irregular in the present: he, has, ha/hay, hemos, habéis, han.
Preterite
yo: hube
The preterite of haber uses the irregular stem 'hub-': hube, hubiste, hubo, hubimos, hubisteis, hubieron.
Imperfect
yo: había
The imperfect of haber is regular for an -er verb: había, habías, había, habíamos, habíais, habían.
Future
yo: habré
The future of haber uses the irregular stem 'habr-': habré, habrás, habrá, habremos, habréis, habrán.
Conditional
yo: habría
The conditional uses the irregular stem 'habr-': habría, habrías, habría, habríamos, habríais, habrían.
Imperfect Subjunctive
yo: hubiera
The imperfect subjunctive uses the 'hubier-' stem: hubiera, hubieras, hubiera, hubiéramos, hubierais, hubieran.
Affirmative Imperative
yo:
The imperative of haber is almost never used in modern Spanish.
Negative Imperative
yo:
The negative imperative of haber uses the present subjunctive: no haya, no hayas, etc.