Pensar Conjugation 101: Conjugate Pensar in Spanish

In this lesson

    Pensar is an -AR verb with an E to IE stem change. Because it’s such a common verb and can also help you practice these patterns, in this guide, we’ll go over the pensar conjugation charts. Here is what you’ll learn: 

    Overview of Pensar

    Verb CharacteristicProperty
    Verb Type-AR
    IrregularNo
    InfinitivePensar
    Gerund (Present Participle) FormPensando
    Past Participle FormPensado
    SynonymsCreer, reflexionar, opinar.

    Stem Changes: E to IE

    • Present tense: piens for all subject pronouns except ‘nosotros’ and ‘vosotros’.
    • Present subjunctive: piens for all subject pronouns except ‘nosotros’ and ‘vosotros’.
    • Affirmative imperative: piens for all subject pronouns except ‘vosotros’.
    • Negative imperative: piens for all subject pronouns except ‘vosotros’.

    In Spanish, pensar means ‘to think’, ‘to believe’, ‘to plan’, among other applications. However, the following conjugation charts only have one translation to keep the tables as clear as possible. You can learn more about the meanings of ‘pensar’ in the section Uses & Meanings. 

    Indicative Conjugations of Pensar

    Present tense

    Pensar present tense conjugations have an E to IE stem change for all subjects, except ‘nosotros’ and ‘vosotros’. We use this tense, to provide our current opinion or express what someone thinks. For example: ¿Qué piensan sobre este tema?

    PersonConjugationTranslation
    YoPiensoI think
    PiensasYou think
    Él / Ella
    Usted
    PiensaHe/She thinks
    You (formal) think
    NosotrosPensamosWe think
    VosotrosPensáisYou think
    Ellos / Ellas
    Ustedes
    PiensanThey think
    You (plural) think

    Preterite tense

    Pensar past preterite conjugations refer to what people thought or believed at some point in the past. For example: Pensé que estabas enojada conmigo. 

    PersonConjugationTranslation
    YoPenséI thought
    PensasteYou thought
    Él / Ella
    Usted
    PensóHe/She thought
    You (formal) thought
    NosotrosPensamosWe thought
    VosotrosPensasteisYou thought
    Ellos / Ellas
    Ustedes
    PensaronThey thought
    You (plural) thought

    Imperfect tense

    Pensar imperfect conjugation communicates what people thought or believed for an extended period of time in the past. Siempre pensaba mucho en ella. 

    PersonConjugationTranslation
    YoPensabaI thought
    I used to think
    PensabasYou thought
    You used to think
    Él / Ella
    Usted
    PensabaHe/She thought
    He/She used to think

    You (formal) thought
    You (formal) used to think
    NosotrosPensábamosWe thought
    We used to think
    VosotrosPensabaisYou thought
    You used to think
    Ellos / Ellas
    Ustedes
    PensabanThey thought
    They used to think

    You (plural) thought
    You (plural) used to think

    Near future

    In Spanish, the immediate future of pensar communicates that someone is about or will think about something at some point in the future. For example: ¿Qué va a pensar mi papá? To conjugate pensar to this future form, use the formula ir + a + infinitive verb (pensar, in this case)

    PersonConjugationTranslation
    YoVoy a pensarI’m going to think
    Vas a pensarYou’re going to think
    Él / Ella
    Usted
    Va a pensarHe/She is going to think
    You (formal) are going to think
    NosotrosVamos a pensarWe’re going to think
    VosotrosVais a pensarYou’re going to think
    Ellos / Ellas
    Ustedes
    Van a pensarThey’re going to think
    You (plural) are going to think

    Future simple tense

    Conjugate pensar to the future simple tense to express that someone will think about someone or something at some point in the future. Ya pensaremos en algo. 

    PersonConjugationTranslation
    YoPensaréI will think
    PensarásYou will think
    Él / Ella
    Usted
    PensaráHe/She will think
    You (formal) will think
    NosotrosPensaremosWe will think
    VosotrosPensaréisYou (formal) will think
    Ellos / Ellas
    Ustedes
    PensaránThey will think
    You (plural) will think

    Conditional tense

    When conjugated to the conditional tense, this verb is used to talk about what someone would think. You can use these forms to express conditional sentences or hypothetical situations related to beliefs or thinking. 

    For instance: ¿Qué pensarías si te dijera que…? 

    PersonConjugationTranslation
    YoPensaríaI would think
    PensaríasYou would think
    Él / Ella
    Usted
    PensaríaHe/She would think
    You (formal) would think
    NosotrosPensaríamosWe would think
    VosotrosPensaríaisYou would think
    Ellos / Ellas
    Ustedes
    PensaríanThey would think
    You (plural) would think

    Present perfect tense

    The present perfect indicative tense in Spanish is formed with the structure haber in the present tense + pensado (past participle). Use these conjugations of pensar to express that someone has or hasn’t thought about something. For example: ¿Han pensando en lo que les dije?

    PersonConjugationTranslation
    YoHe pensadoI have thought
    Has pensadoYou have thought
    Él / Ella
    Usted
    Ha pensadoHe/She has thought
    You (formal) have thought
    NosotrosHemos pensadoWe have thought
    VosotrosHabéis pensadoYou have thought
    Ellos / Ellas
    Ustedes
    Han pensadoThey have thought
    You (plural) have thought

    Past perfect

    The past perfect conjugations of pensar are formed with haber (imperfect form) + pensado (past participle form of ‘pensar’). In the past perfect, this verb communicates that someone had or hadn’t thought about something before another past action or time frame. 

    For example: Nunca había pensado en eso. 

    PersonConjugationTranslation
    YoHabía pensadoI had thought
    Habías pensadoYou had thought
    Él / Ella
    Usted
    Había pensadoHe/She had thought
    You (formal) had thought
    NosotrosHabíamos pensadoWe had thought
    VosotrosHabíais pensadoYou had thought
    Ellos / Ellas
    Ustedes
    Habían pensadoThey had thought
    You (plural) had thought

    Future perfect

    When conjugated to the Spanish future perfect tense, pensar expresses that someone will have believed or thought about something by or before a certain moment in the future. These forms also communicate what someone might have thought. ¿Ellie habrá pensando en mí?

    PersonConjugationTranslation
    YoHabré pensadoI will have thought
    Habrás pensadoYou will have thought
    Él / Ella
    Usted
    Habrá pensadoHe/She will have thought
    You (formal) will have thought
    NosotrosHabremos pensadoWe will have thought
    VosotrosHabréis pensadoYou will have thought
    Ellos / Ellas
    Ustedes
    Habrán pensadoThey will have thought
    You (plural) will have thought

    Conditional perfect

    Pensar conjugated to the Spanish conditional perfect tense is used to say that someone would have thought about something as long as a past condition had been met. For instance: Si no te hubiera dicho, ¿habrías pensado en cambiar tu actitud?

    PersonConjugationTranslation
    YoHabría pensadoI would have thought
    Habrías pensadoYou would have thought
    Él / Ella
    Usted
    Habría pensadoHe/She would have thought
    You (formal) would have thought
    NosotrosHabríamos pensadoWe would have thought
    VosotrosHabríais pensadoYou would have thought
    Ellos / Ellas
    Ustedes
    Habrían pensadoThey would have thought
    You (plural) would have thought

    Progressive tenses

    Estar conjugated + pensando (present participle form) is the formula we use to conjugate to the present progressive tenses. These conjugations of ‘pensar’ allow you to express that someone is thinking about something at the moment of speaking or when an action takes place. 

    For instance: A las 8, todavía estábamos pensando cómo arreglar la computadora.

    Progressive TenseFormulaTranslation Example
    PresentEstar (present) + pensandoI am thinking
    PreteriteEstar (preterite) + pensandoYou were thinking
    ImperfectEstar (imperfect) + pensandoHe was thinking
    FutureEstar (future) + pensandoWe will be thinking
    ConditionalEstar (conditional) + pensandoThey would be thinking

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    Pensar Subjunctive Conjugations

    The subjunctive mood in Spanish refers to wishes, requests, suggestions, expectations, doubts, or hypothetical situations. In the section below, you’ll find pensar conjugation charts for the key subjunctive tenses. 

    Present subjunctive

    Pensar present subjunctive conjugations also have an E to IE stem change for all subjects except ‘nosotros’ and ‘vosotros’. We use these conjugations to wish or request someone to think or believe something. For example: Quiero que piensen en lo que hicieron.

    PersonConjugationTranslation
    YoPienseI think
    PiensesYou think
    Él / Ella
    Usted
    PienseHe/She thinks
    You (formal) think
    NosotrosPensemosWe think
    VosotrosPenséisYou think
    Ellos / Ellas
    Ustedes
    PiensenThey think
    You (plural) think

    Present perfect subjunctive

    Haber in the present subjunctive + pensado is the structure to form the present perfect subjunctive conjugations of ‘pensar’. We use this tense to wish or wonder if a person has already thought about something. Espero que hayas pensando en mí. 

    PersonConjugationTranslation
    YoHaya pensadoI have thought
    Hayas pensadoYou have thought
    Él / Ella
    Usted
    Haya pensadoHe/She has thought
    You (formal) have thought
    NosotrosHayamos pensadoWe have thought
    VosotrosHayáis pensadoYou have thought
    Ellos / Ellas
    Ustedes
    Hayan pensadoThey have thought
    You (plural) have thought

    Imperfect subjunctive

    In the Spanish imperfect subjunctive tense, pensar refers to past requests, suggestions, or hopes someone had about a person thinking about something. Les sugerí que pensasen en español.

    Depending on the type of Spanish you use, the imperfect subjunctive has two different conjugation models:

    Latin American Spanish version

    PersonConjugationTranslation
    YoPensaraI thought
    PensarasYou thought
    Él / Ella
    Usted
    PensaraHe/She thought
    You (formal) thought
    NosotrosPensáramosWe thought
    Ellos / Ellas
    Ustedes
    PensaranThey thought
    You (plural) thought

    Note: In Latin American Spanish, vosotros is not used. As a result, this conjugation chart doesn’t include pensar’s conjugation for this pronoun. 

    Castilian Spanish version

    PersonConjugationTranslation
    YoPensaseI thought
    PensasesYou thought
    Él / Ella
    Usted
    PensaseHe/She thought
    You (formal) thought
    NosotrosPensásemosWe thought
    VosotrosPensaseisYou thought
    Ellos / Ellas
    Ustedes
    PensasenThey thought
    You (plural) thought

    Past perfect subjunctive

    The past perfect subjunctive conjugations of pensar communicate that someone would have thought about something if a past action was met. You can also use these forms to express regret or the hypothetical outcomes if someone had thought about something. 

    For example: Si hubieras pensado un poquito más, no te habrías equivocado.

    PersonConjugationTranslation
    YoHubiera pensadoI had thought
    Hubieras pensadoYou had thought
    Él / Ella
    Usted
    Hubiera pensadoHe/She had thought
    You (formal) had thought
    NosotrosHubiéramos pensadoWe had thought
    VosotrosHubierais pensadoYou had thought
    Ellos / Ellas
    Ustedes
    Hubieran pensadoThey had thought
    You (plural) had thought

    Pensar Imperative Conjugations

    To order people to do or not do something, we use Spanish commands.

    Affirmative commands

    Pensar affirmative command conjugations have an E to IE stem change for all subjects except ‘vosotros’. We conjugate this verb to this tense to order someone to think about something or to think in a certain way. For example: Piensa otra vez.

    PersonConjugationTranslation
    PiensaThink
    UstedPienseThink
    VosotrosPensadThink
    UstedesPiensenThink

    Negative commands

    The negative imperative of ‘pensar’ has an E to IE stem change for all subjects. Use these commands, to instruct people not to think about something. For example: No piensen así, todo va a salir bien.

    PersonConjugationTranslation
    No piensesDon’t think
    UstedNo pienseDon’t think
    VosotrosNo penséisDon’t think
    UstedesNo piensenDon’t think

    Meanings of Pensar & Examples

    Since we already saw how to conjugate pensar in Spanish, now we’ll check some structures and examples, so you apply this verb correctly. 

    1. Talking about thinking or believes

    [Pensar conjugated] + [complement]

    ¿Qué piensas sobre la chica nueva?
    What do you think about the new girl?

    Ben siempre está pensando en su novia. 
    Ben is always thinking about his girlfriend. 

    ¿Han pensado que tal vez esta no sea la mejor solución?
    Have you thought that maybe this is not the best solution?

    Take Note: Pensar uses the preposition en when remembering or thinking about something or someone. Use sobre when asking what someone thinks about something. People use the preposition de instead of ‘sobre’ in conversational Spanish. 

    1. Referring to plans or intentions

    Depending on the sentences, with this application, pensar means ‘going to’, ‘to plan’, or ‘to mean’. 

    [Pensar conjugated] + [infinitive verb]

    No pienso ir con ustedes. 
    I am not going with you, guys.

    Pensaba llamarte, pero se me hizo tarde. 
    I was thinking of calling you, but I was late. 

    Download Pensar Conjugation Tables & Uses Cheat sheets

    Pensar is a regular verb, but has some stem changes in several tenses and it can be challenging for Spanish learners to remember its various forms. So, I’ve created a PDF with all the pensar conjugation charts which you can download. It also includes the meanings and uses of pensar along with daily conversation example sentences.

    Practice Quiz: Pensar Conjugation

    Now that you know how to conjugate Pensar in Spanish, you can test your knowledge of this verbs various forms and tenses with stem changes by taking the pensar conjugation practice quiz.

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    Daniela Sanchez

    Native Spanish Teacher · Mexico · 10+ years experience

    Daniela is the founder of Tell Me In Spanish and a native Spanish speaker from Mexico. She's been teaching Spanish online since 2014 and has helped over 26,000 learners build real fluency. Her approach focuses on the patterns and vocabulary that actually matter in everyday conversation.

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