haber

Haber is the single most important verb in Spanish that you almost never use on its own. It is the auxiliary that builds every single compound tense in the language — he hablado, has comido, había venido, habrá llegado, habría dicho, haya entendido, and so on — and it is the verb behind the special invariable form hay, which translates English there is and there are. It is also one of the most thoroughly irregular verbs in Spanish: the stem changes shape across tenses (he-, hab-, hub-, habr-), and the very common forms he, has, ha, hemos, habéis, han bear no obvious resemblance to the infinitive.

There are essentially three lives haber leads:

1. Auxiliary, paired with a past participle to build compound tenses: he hablado (I have spoken), habíamos comido (we had eaten), habrá venido (he will have come). This is the use you encounter constantly from A1 onward.
2. Impersonal existential, in the special third-person-singular form hay (and its tense-shifted variants había, hubo, habrá, habría, haya, hubiera): hay un problema (there is a problem), había mucha gente (there were a lot of people). This use is always singular in Spanish — there is no plural han meaning "there are." (More on this below.)
3. Obligation, in the construction hay que + infinitive (one must, it is necessary to) and haber de + infinitive (more literary, slight obligation): hay que estudiar (one must study), he de irme (I must leave).

Haber almost never functions as a lexical "to have" — that meaning belongs to tener in modern Spanish. The historical haber = to possess survived only in archaic phrases like no ha lugar ("denied," literally "there is no place"), still heard in legal language.

Non-finite forms

The participle habido almost never appears in active Spanish. You will see it only in academic or notarial language (ha habido un cambio — "there has been a change" — is the most natural place you encounter it).

Indicative — simple tenses

Presente

Plus the special impersonal: hay (there is / there are). This is the form to use when haber means "there exists / there are," with no subject. It is rigidly third-person-singular and invariable.

The full personal paradigm he, has, ha, hemos, habéis, han is the auxiliary you pair with past participles to form pretérito perfecto compuesto (he hablado, has comido, ha venido, hemos visto, habéis dicho, han hecho) — the everyday "have + past participle" of Spain.

Pretérito perfecto simple

The preterite stem is hub-, with the same "fuerte" (strong) accent pattern as poder/pude, poner/puse, saber/supe — the stress falls on the stem in yo and él forms, not on the ending, hence hube and hubo are unaccented.

The personal preterite of haber is almost never used as a standalone tense in modern Spanish — its only living use is as the auxiliary for the pretérito anterior (hube hablado), which is itself a literary tense found mainly in 19th-century novels. What you do use constantly is the impersonal hubo meaning "there was / there were": Hubo un accidente (there was an accident), Hubo muchas protestas (there were many protests). Again: always third-person-singular, invariable.

Pretérito imperfecto

The imperfect is regular for -er verbs (built on the stem hab- with the endings -ía, -ías, -ía, -íamos, -íais, -ían). All forms carry the obligatory accent on the í of the ending.

The full personal paradigm is the auxiliary for pretérito pluscuamperfecto (había hablado, habías comido, había visto...). The third-person-singular form había also doubles as the impersonal — había mucha gente (there were a lot of people) — and again, había is invariable in this use, regardless of whether the noun that follows is singular or plural.

Futuro simple

The future stem is habr- — the e of the infinitive haber drops, just as in poder/podré, saber/sabré, querer/querré, tener/tendré, poner/pondré. This stem irregularity is a feature of a handful of high-frequency verbs and you must memorise it.

The full personal paradigm builds futuro compuesto (habré hablado, habrás comido...). The third-person-singular habrá is the impersonal: habrá problemas (there will be problems), habrá una reunión (there will be a meeting). Singular and invariable.

Condicional

Same habr- stem as the future, with conditional endings.

The personal paradigm builds condicional compuesto (habría hablado, habrías comido). The third-person-singular habría is the impersonal: habría más sitio si quitaras la mesa (there would be more space if you moved the table).

Indicative — compound tenses (of haber itself)

These are rare in modern Spanish — haber doesn't normally pair with itself as auxiliary. The forms exist for completeness; you may encounter them in formal or literary contexts where haber habido is impersonal ("there has been," "there had been").

Pretérito perfecto compuesto

In real use only the third-person-singular ha habido appears, as the perfect form of impersonal hay: ha habido un cambio (there has been a change).

Pretérito pluscuamperfecto

Again, only había habido is in genuine use, as the pluperfect of impersonal había: había habido una pelea (there had been a fight).

Futuro compuesto and Condicional compuesto

Both follow the same pattern (habré habido, habría habido) and again only third-person-singular sees real use. Habrá habido and habría habido are common in news reporting and analytical writing.

Subjunctive — simple tenses

Presente de subjuntivo

The subjunctive stem is hay- (with y), a third irregular stem unique to haber and ir (whose subjunctive is vaya, vayas...). The endings are the regular subjunctive -a, -as, -a, -amos, -áis, -an.

The personal paradigm builds pretérito perfecto de subjuntivo (haya hablado, hayas comido, hayan dicho...) — extremely common in everyday Spanish, especially after expressions of doubt, emotion, or judgment about a past event (Me alegro de que hayas venido). The third-person-singular haya is also the impersonal subjunctive: Espero que no haya problemas (I hope there aren't any problems).

Imperfecto de subjuntivo (-ra / -se)

Both sets are built on the preterite stem hub-. -Ra dominates in spoken Spain; -se is more formal/literary but still common in writing.

The personal forms are essential as the auxiliary for the pluscuamperfecto de subjuntivo (hubiera hablado, hubiese venido), which is the workhorse for past hypotheticals (si hubiera sabido...). The third-person-singular hubiera/hubiese doubles as impersonal: si hubiera más tiempo (if there were more time), si hubiese habido más gente (if there had been more people).

Subjunctive — compound tenses

Pretérito perfecto de subjuntivo

In real use, only haya habido (impersonal) appears: Me sorprende que haya habido tan pocas quejas (I'm surprised there have been so few complaints).

Pluscuamperfecto de subjuntivo

In actual use only hubiera/hubiese habido (impersonal) — past counterfactual for "there had been" / "had there been."

Imperative

Haber as an auxiliary takes no imperative in modern Spanish — you cannot command someone to "have done" something. The forms listed in old paradigms (he tú, habed vosotros) are essentially obsolete; you may see habed in archaic literary texts but it has no living function. Modern Spanish replaces the imperative with periphrastic constructions like tienes que..., haz que... or, with the impersonal "let there be" sense, que haya.. using the subjunctive.

The expressions that look like imperatives — no hayas miedo (don't be afraid) — are archaic, replaced by no tengas miedo in modern Spanish. The only living "imperative-like" use is the que + subjunctive jussive: Que haya paz (Let there be peace).

The impersonal: hay, había, hubo, habrá, habría, haya, hubiera

This is the use of haber you will hear and produce most often, and the one that most often trips English speakers up. The rule:

Impersonal haber is invariably third-person-singular, regardless of what follows it.

So you say hay tres coches (singular hay + plural coches), not han tres coches. You say había muchas personas, not habían muchas personas. This last one — habían meaning "there were" — is an extremely common mistake even among native speakers in many varieties of Spanish, and you will hear it on the street in Spain. The RAE rejects it, and educated written Spanish keeps to the rule. As a learner, stay with the rule: invariable third-singular always.

The exception that often confuses learners: when haber is the auxiliary in a personal compound tense, then the personal forms apply normally — habían venido tres personas (three people had come — pluperfect of venir) is correct because habían here is third-person-plural agreeing with the subject tres personas. The trap is when the participle is the participle of haber itself: habían habido tres accidentes is wrong (should be había habido tres accidentes).

Hay que and haber de: expressing obligation

Two impersonal constructions express obligation:

• Hay que + infinitive — one must, it is necessary to. Impersonal, no specific subject. Hay que estudiar (one has to study). This is the everyday way to express general necessity.
• Haber de + infinitive — slight or impersonal obligation, more literary/formal. He de irme (I must be going), Ha de saber usted que... (You ought to know that...). Less common in everyday speech in Spain than tener que, but worth recognising in writing.

The personal deber + infinitive (debes ir) and tener que + infinitive (tienes que ir) are more direct: those have an explicit subject. Hay que is what you use when you want to leave the subject open.

High-frequency collocations from peninsular Spanish

No hay de qué is the standard response to gracias in everyday Spain — friendlier than de nada and very natural. Habrá que ver is a deflective phrase native speakers use to avoid committing to something — Habrá que ver qué pasa al final (we'll have to see what ends up happening). And ¿qué hay? is a casual greeting young people in Spain throw around like English what's up?.

The classic English-speaker error

English there is / there are agrees in number with what follows: there is a problem, there are three problems. English speakers reliably try to do the same in Spanish — saying han tres problemas or habían muchas personas. This is wrong, however common you hear it on the street.

• Hay tres problemas. — There are three problems. (Hay, singular, no agreement.)
• Había muchas personas. — There were a lot of people. (Había, singular.)
• Habrá nuevas elecciones. — There will be new elections. (Habrá, singular.)
• Ha habido cuatro accidentes. — There have been four accidents. (Ha habido, singular.)

The deeper logic: in the impersonal haber construction, the noun that follows is the direct object of haber, not its subject — and Spanish verbs don't agree with their objects, only their subjects. Hay un coche literally parses as (it/there) has a car — hay has no subject (the "it" is silent), and un coche is the object. The same goes for hay tres coches — un coche is replaced by tres coches in object position, but the verb stays singular.

A second very common error: putting personal pronouns between haber and the participle. You cannot do this in modern Spanish. Me lo he dicho is right; Me he lo dicho is wrong; Lo he me dicho is wrong. The auxiliary and participle stay glued together, and any clitic pronouns sit in front of the whole haber + participio unit.

Common Mistakes

Key Takeaways

• Haber is fully irregular. Memorize the four stems by tense: he-/hab- in the present and imperfect (he, has, ha, hemos, habéis, han / había, habías...), hub- in the preterite and imperfect subjunctive (hube, hubiera, hubiese), habr- in the future and conditional (habré, habría), hay- in the present subjunctive (haya, hayas...).
• Haber is the auxiliary of every compound tense in Spanish, paired with the past participle: he hablado, había comido, habrá venido, haya dicho, hubiera ido. Nothing slips between haber and the participle.
• The impersonal forms are invariably singular: hay, había, hubo, habrá, habría, haya, hubiera, ha habido. Hay tres coches, not han tres coches. Habían meaning "there were" is widespread in speech but rejected by the RAE.
• Hay que + infinitive expresses general necessity (hay que estudiar); haber de + infinitive (he de irme) is its formal/literary cousin.
• The participle habido exists but appears almost exclusively in the impersonal ha habido / había habido meaning "there has been / there had been."
• Haber almost never means "to have" in the possession sense — that role belongs to tener in modern Spanish.