Present — what is happening now, and what happens habitually
| yo | existoI exist | nosotros | existimoswe exist |
| tú | existesyou exist | vosotros | existísyou all exist |
| él/ella/Ud. | existehe/she exists | ellos/Uds. | existenthey exist |
Present perfect — have —ed; a past still touching now. Spain: today, this week. Latin America: mostly the indefinido instead
| yo | he existidoI have existed | nosotros | hemos existidowe have existed |
| tú | has existidoyou have existed | vosotros | habéis existidoyou all have existed |
| él/ella/Ud. | ha existidohe/she has existed | ellos/Uds. | han existidothey have existed |
Present subjunctive — after que with wishes, doubt, emotion, ojalá
| yo | exista(that) I exist | nosotros | existamos(that) we exist |
| tú | existas(that) you exist | vosotros | existáis(that) you all exist |
| él/ella/Ud. | exista(that) he/she exists | ellos/Uds. | existan(that) they exist |
Present perfect subjunctive — have —ed, under doubt or emotion: no creo que haya venido
| yo | haya existido(that) I have existed | nosotros | hayamos existido(that) we have existed |
| tú | hayas existido(that) you have existed | vosotros | hayáis existido(that) you all have existed |
| él/ella/Ud. | haya existido(that) he/she has existed | ellos/Uds. | hayan existido(that) they have existed |
Preterite — a finished past action — it started, it ended
| yo | existíI existed | nosotros | existimoswe existed |
| tú | exististeyou existed | vosotros | exististeisyou all existed |
| él/ella/Ud. | existióhe/she existed | ellos/Uds. | existieronthey existed |
Imperfect — used to / was —ing; background, habits, descriptions
| yo | existíaI used to exist | nosotros | existíamoswe used to exist |
| tú | existíasyou used to exist | vosotros | existíaisyou all used to exist |
| él/ella/Ud. | existíahe/she used to exist | ellos/Uds. | existíanthey used to exist |
Past perfect — had —ed; further back than another past event
| yo | había existidoI had existed | nosotros | habíamos existidowe had existed |
| tú | habías existidoyou had existed | vosotros | habíais existidoyou all had existed |
| él/ella/Ud. | había existidohe/she had existed | ellos/Uds. | habían existidothey had existed |
Imperfect subjunctive — si clauses and past-tense wishes: si tuviera, quería que fuera
| yo | existiera(that) I existed | nosotros | existiéramos(that) we existed |
| tú | existieras(that) you existed | vosotros | existierais(that) you all existed |
| él/ella/Ud. | existiera(that) he/she existed | ellos/Uds. | existieran(that) they existed |
Imperfect subjunctive — the same tense, second form; commoner in Spain and in writing
| yo | existiese(that) I existed | nosotros | existiésemos(that) we existed |
| tú | existieses(that) you existed | vosotros | existieseis(that) you all existed |
| él/ella/Ud. | existiese(that) he/she existed | ellos/Uds. | existiesen(that) they existed |
Past perfect subjunctive — had —ed, hypothetically: si hubiera sabido
| yo | hubiera existido(that) I had existed | nosotros | hubiéramos existido(that) we had existed |
| tú | hubieras existido(that) you had existed | vosotros | hubierais existido(that) you all had existed |
| él/ella/Ud. | hubiera existido(that) he/she had existed | ellos/Uds. | hubieran existido(that) they had existed |
Preterite perfect — had —ed, immediately before; literary, all but extinct
| yo | hube existidoI had existed | nosotros | hubimos existidowe had existed |
| tú | hubiste existidoyou had existed | vosotros | hubisteis existidoyou all had existed |
| él/ella/Ud. | hubo existidohe/she had existed | ellos/Uds. | hubieron existidothey had existed |
Future — will — (spoken Spanish often prefers voy a + infinitivo)
| yo | existiréI will exist | nosotros | existiremoswe will exist |
| tú | existirásyou will exist | vosotros | existiréisyou all will exist |
| él/ella/Ud. | existiráhe/she will exist | ellos/Uds. | existiránthey will exist |
Conditional — would —; also softens a request into politeness
| yo | existiríaI would exist | nosotros | existiríamoswe would exist |
| tú | existiríasyou would exist | vosotros | existiríaisyou all would exist |
| él/ella/Ud. | existiríahe/she would exist | ellos/Uds. | existiríanthey would exist |
Future perfect — will have —ed; done by some future point
| yo | habré existidoI will have existed | nosotros | habremos existidowe will have existed |
| tú | habrás existidoyou will have existed | vosotros | habréis existidoyou all will have existed |
| él/ella/Ud. | habrá existidohe/she will have existed | ellos/Uds. | habrán existidothey will have existed |
Conditional perfect — would have —ed; the road not taken
| yo | habría existidoI would have existed | nosotros | habríamos existidowe would have existed |
| tú | habrías existidoyou would have existed | vosotros | habríais existidoyou all would have existed |
| él/ella/Ud. | habría existidohe/she would have existed | ellos/Uds. | habrían existidothey would have existed |
Future subjunctive — legal and proverbial only: adonde fueres, haz lo que vieres
| yo | existiere(should) I exist | nosotros | existiéremos(should) we exist |
| tú | existieres(should) you exist | vosotros | existiereis(should) you all exist |
| él/ella/Ud. | existiere(should) he/she exist | ellos/Uds. | existieren(should) they exist |
Imperative (do it) — orders and requests; there is no yo form
| yo | — | nosotros | existamoslet's exist |
| tú | existeexist! | vosotros | existidexist! |
| él/ella/Ud. | existaexist! | ellos/Uds. | existanexist! |
Imperative (don't) — no + subjunctive — never the affirmative form with no in front
| yo | — | nosotros | no existamoslet's not exist |
| tú | no existasdon't exist | vosotros | no existáisdon't exist |
| él/ella/Ud. | no existadon't exist | ellos/Uds. | no existandon't exist |

I — the speaker
| Presente | existoI exist |
| Perfecto | he existidoI have existed |
| Subj. presente | exista(that) I exist |
| Subj. perfecto | haya existido(that) I have existed |
| Futuro | existiréI will exist |
| Condicional | existiríaI would exist |
| Fut. perfecto | habré existidoI will have existed |
| Cond. perfecto | habría existidoI would have existed |
| Subj. futuro | existiere(should) I exist |
| Indefinido | existíI existed |
| Imperfecto | existíaI used to exist |
| Pluscuamp. | había existidoI had existed |
| Subj. imperf. | existiera(that) I existed |
| Subj. -se | existiese(that) I existed |
| Subj. pluscuamp. | hubiera existido(that) I had existed |
| Pret. anterior | hube existidoI had existed |
| Imperativo | — |
| Imper. negativo | — |
we — the speaker plus others
| Presente | existimoswe exist |
| Perfecto | hemos existidowe have existed |
| Subj. presente | existamos(that) we exist |
| Subj. perfecto | hayamos existido(that) we have existed |
| Futuro | existiremoswe will exist |
| Condicional | existiríamoswe would exist |
| Fut. perfecto | habremos existidowe will have existed |
| Cond. perfecto | habríamos existidowe would have existed |
| Subj. futuro | existiéremos(should) we exist |
| Indefinido | existimoswe existed |
| Imperfecto | existíamoswe used to exist |
| Pluscuamp. | habíamos existidowe had existed |
| Subj. imperf. | existiéramos(that) we existed |
| Subj. -se | existiésemos(that) we existed |
| Subj. pluscuamp. | hubiéramos existido(that) we had existed |
| Pret. anterior | hubimos existidowe had existed |
| Imperativo | existamoslet's exist |
| Imper. negativo | no existamoslet's not exist |
you (informal) — one person you are familiar with
| Presente | existesyou exist |
| Perfecto | has existidoyou have existed |
| Subj. presente | existas(that) you exist |
| Subj. perfecto | hayas existido(that) you have existed |
| Futuro | existirásyou will exist |
| Condicional | existiríasyou would exist |
| Fut. perfecto | habrás existidoyou will have existed |
| Cond. perfecto | habrías existidoyou would have existed |
| Subj. futuro | existieres(should) you exist |
| Indefinido | exististeyou existed |
| Imperfecto | existíasyou used to exist |
| Pluscuamp. | habías existidoyou had existed |
| Subj. imperf. | existieras(that) you existed |
| Subj. -se | existieses(that) you existed |
| Subj. pluscuamp. | hubieras existido(that) you had existed |
| Pret. anterior | hubiste existidoyou had existed |
| Imperativo | existeexist! |
| Imper. negativo | no existasdon't exist |
you all — informal plural, Spain only
| Presente | existísyou all exist |
| Perfecto | habéis existidoyou all have existed |
| Subj. presente | existáis(that) you all exist |
| Subj. perfecto | hayáis existido(that) you all have existed |
| Futuro | existiréisyou all will exist |
| Condicional | existiríaisyou all would exist |
| Fut. perfecto | habréis existidoyou all will have existed |
| Cond. perfecto | habríais existidoyou all would have existed |
| Subj. futuro | existiereis(should) you all exist |
| Indefinido | exististeisyou all existed |
| Imperfecto | existíaisyou all used to exist |
| Pluscuamp. | habíais existidoyou all had existed |
| Subj. imperf. | existierais(that) you all existed |
| Subj. -se | existieseis(that) you all existed |
| Subj. pluscuamp. | hubierais existido(that) you all had existed |
| Pret. anterior | hubisteis existidoyou all had existed |
| Imperativo | existidexist! |
| Imper. negativo | no existáisdon't exist |
he, she, you (formal) — one other person — formal you shares it
| Presente | existehe/she exists |
| Perfecto | ha existidohe/she has existed |
| Subj. presente | exista(that) he/she exists |
| Subj. perfecto | haya existido(that) he/she has existed |
| Futuro | existiráhe/she will exist |
| Condicional | existiríahe/she would exist |
| Fut. perfecto | habrá existidohe/she will have existed |
| Cond. perfecto | habría existidohe/she would have existed |
| Subj. futuro | existiere(should) he/she exist |
| Indefinido | existióhe/she existed |
| Imperfecto | existíahe/she used to exist |
| Pluscuamp. | había existidohe/she had existed |
| Subj. imperf. | existiera(that) he/she existed |
| Subj. -se | existiese(that) he/she existed |
| Subj. pluscuamp. | hubiera existido(that) he/she had existed |
| Pret. anterior | hubo existidohe/she had existed |
| Imperativo | existaexist! |
| Imper. negativo | no existadon't exist |
they, you all — several others — plural you shares it
| Presente | existenthey exist |
| Perfecto | han existidothey have existed |
| Subj. presente | existan(that) they exist |
| Subj. perfecto | hayan existido(that) they have existed |
| Futuro | existiránthey will exist |
| Condicional | existiríanthey would exist |
| Fut. perfecto | habrán existidothey will have existed |
| Cond. perfecto | habrían existidothey would have existed |
| Subj. futuro | existieren(should) they exist |
| Indefinido | existieronthey existed |
| Imperfecto | existíanthey used to exist |
| Pluscuamp. | habían existidothey had existed |
| Subj. imperf. | existieran(that) they existed |
| Subj. -se | existiesen(that) they existed |
| Subj. pluscuamp. | hubieran existido(that) they had existed |
| Pret. anterior | hubieron existidothey had existed |
| Imperativo | existanexist! |
| Imper. negativo | no existandon't exist |
