Present

PronounIndicativeSubjunctive
yo
mantengoI maintain
mantenga(that) I maintain
tú
mantienesyou maintain
mantengas(that) you maintain
él/ella/usted
mantienehe/she/you maintains
mantenga(that) he/she/you maintains
nosotros
mantenemoswe maintain
mantengamos(that) we maintain
vosotros
mantenéisyou all maintain
mantengáis(that) you all maintain
ellos/ustedes
mantienenthey/you all maintain
mantengan(that) they/you all maintain

Preterite

PronounIndicativeSubjunctive
yo
mantuveI maintained
Spanish has no subjunctive form for this tense.
tú
mantuvisteyou maintained
él/ella/usted
mantuvohe/she/you maintained
nosotros
mantuvimoswe maintained
vosotros
mantuvisteisyou all maintained
ellos/ustedes
mantuvieronthey/you all maintained

Imperfect

PronounIndicativeSubjunctive
yo
manteníaI was maintaining
mantuviera / mantuviese(that) I was maintaining
tú
manteníasyou were maintaining
mantuvieras / mantuvieses(that) you were maintaining
él/ella/usted
manteníahe/she/you was maintaining
mantuviera / mantuviese(that) he/she/you was maintaining
nosotros
manteníamoswe were maintaining
mantuviéramos / mantuviésemos(that) we were maintaining
vosotros
manteníaisyou all were maintaining
mantuvierais / mantuvieseis(that) you all were maintaining
ellos/ustedes
manteníanthey/you all were maintaining
mantuvieran / mantuviesen(that) they/you all were maintaining

Present Perfect

PronounIndicativeSubjunctive
yo
he mantenidoI have maintained
haya mantenido(that) I have maintained
tú
has mantenidoyou have maintained
hayas mantenido(that) you have maintained
él/ella/usted
ha mantenidohe/she/you has maintained
haya mantenido(that) he/she/you has maintained
nosotros
hemos mantenidowe have maintained
hayamos mantenido(that) we have maintained
vosotros
habéis mantenidoyou all have maintained
hayáis mantenido(that) you all have maintained
ellos/ustedes
han mantenidothey/you all have maintained
hayan mantenido(that) they/you all have maintained

Future

PronounIndicativeSubjunctive
yo
mantendréI will maintain
Spanish has no subjunctive form for this tense.
tú
mantendrásyou will maintain
él/ella/usted
mantendráhe/she/you will maintain
nosotros
mantendremoswe will maintain
vosotros
mantendréisyou all will maintain
ellos/ustedes
mantendránthey/you all will maintain

Conditional

PronounIndicativeSubjunctive
yo
mantendríaI would maintain
Spanish has no subjunctive form for this tense.
tú
mantendríasyou would maintain
él/ella/usted
mantendríahe/she/you would maintain
nosotros
mantendríamoswe would maintain
vosotros
mantendríaisyou all would maintain
ellos/ustedes
mantendríanthey/you all would maintain

Imperative

PronounAffirmativeNegative
tú
manténmaintain
no mantengasdon't maintain
usted
mantengamaintain
no mantengadon't maintain
nosotros
mantengamoslet's maintain
no mantengamoslet's not maintain
vosotros
mantenedmaintain
no mantengáisdon't maintain
ustedes
mantenganmaintain
no mantengandon't maintain

Pluperfect

PronounIndicativeSubjunctive
yo
había mantenidoI had maintained
hubiera mantenido / hubiese mantenido(that) I had maintained
tú
habías mantenidoyou had maintained
hubieras mantenido / hubieses mantenido(that) you had maintained
él/ella/usted
había mantenidohe/she/you had maintained
hubiera mantenido / hubiese mantenido(that) he/she/you had maintained
nosotros
habíamos mantenidowe had maintained
hubiéramos mantenido / hubiésemos mantenido(that) we had maintained
vosotros
habíais mantenidoyou all had maintained
hubierais mantenido / hubieseis mantenido(that) you all had maintained
ellos/ustedes
habían mantenidothey/you all had maintained
hubieran mantenido / hubiesen mantenido(that) they/you all had maintained

Conditional Perfect

PronounIndicativeSubjunctive
yo
habría mantenidoI would have maintained
Spanish has no subjunctive form for this tense.
tú
habrías mantenidoyou would have maintained
él/ella/usted
habría mantenidohe/she/you would have maintained
nosotros
habríamos mantenidowe would have maintained
vosotros
habríais mantenidoyou all would have maintained
ellos/ustedes
habrían mantenidothey/you all would have maintained

Future Perfect

PronounIndicativeSubjunctive
yo
habré mantenidoI will have maintained
Spanish has no subjunctive form for this tense.
tú
habrás mantenidoyou will have maintained
él/ella/usted
habrá mantenidohe/she/you will have maintained
nosotros
habremos mantenidowe will have maintained
vosotros
habréis mantenidoyou all will have maintained
ellos/ustedes
habrán mantenidothey/you all will have maintained

Preterite Perfect (Literary)

Only found in formal or literary writing. In everyday Spanish, the pluperfect (había hablado) or plain preterite is used instead.

PronounIndicativeSubjunctive
yo
hube mantenidoI had maintained
Spanish has no subjunctive form for this tense.
tú
hubiste mantenidoyou had maintained
él/ella/usted
hubo mantenidohe/she/you had maintained
nosotros
hubimos mantenidowe had maintained
vosotros
hubisteis mantenidoyou all had maintained
ellos/ustedes
hubieron mantenidothey/you all had maintained