Saber Conjugation 101: Conjugate Saber in Spanish

In this lesson

    Saber is one of the most common -ER verbs in Spanish. Since it refers to knowledge, this verb is applied in daily conversations. Because it has many irregularities, we’ll go over the key saber conjugation charts in this guide. Here’s is what you’ll learn: 

    In Spanish, the verb saber has different applications. The conjugation charts below only have one translation to keep the tables as organized as possible. You can learn more about the meanings of ‘saber’ in the section Uses & Meanings. 

    Overview of Saber

    Verb CharacteristicProperty
    Verb Type-ER
    IrregularYes
    InfinitiveSaber
    Gerund (Present Participle) FormSabiendo
    Past Participle FormSabido
    SynonymsConocer, entender, comprender.

    Irregularities:

    • Present: sé only ‘yo’.
    • Preterite: sup for all subject pronouns.
    • Future & Conditional: sabr for all subject pronouns.
    • Present subjunctive: sep for all subject pronouns.
    • Imperfect Subjunctive: supie for all subject pronouns.
    • Affirmative imperative: sep for ‘usted’ and ‘ustedes’.
    • Negative imperative: sep for all subject pronouns.

    Indicative Conjugations of Saber

    Present tense

    Saber conjugations in the present tense are mostly regular, except for the pronoun ‘yo’. You can check these changes in the conjugation chart below. The present tense conjugations of saber are used to talk about things people currently know. For example: No sé quién es ella.

    PersonConjugationTranslation
    YoSéI know
    TúSabesYou know
    Él / Ella
    Usted
    SabeHe/She knows
    You (formal) know
    NosotrosSabemosWe know
    VosotrosSabéisYou know
    Ellos / Ellas
    Ustedes
    SabenThey know
    You (plural) know

    Preterite tense

    The preterite tense conjugations of saber are irregular. We use the stem sup to conjugate to this tense. Additionally, some subject pronouns use unaccented -AR endings, while others use unaccented -ER endings. You can see these patterns in the preterite conjugation chart below. 

    Conjugate saber to the preterite tense to talk about what people knew or found out at some point. For example: ¿Cómo supieron que era yo?

    PersonConjugationTranslation
    YoSupeI knew
    TúSupisteYou knew
    Él / Ella
    Usted
    SupoHe/She knew
    You (formal) knew
    NosotrosSupimosWe knew
    VosotrosSupisteisYou knew
    Ellos / Ellas
    Ustedes
    SupieronThey knew
    You (plural) knew

    Imperfect tense

    In the imperfect indicative tense, saber is a regular verb. Use this verb’s imperfect conjugations to refer to the things people knew or didn’t know for an extended period of time in the past. Here is an example: Ella no sabía cómo cocinar.

    PersonConjugationTranslation
    YoSabíaI knew
    I used to know
    TúSabíasYou knew
    You used to know
    Él / Ella
    Usted
    SabíaHe/She knew
    He/She used to know

    You (formal) knew
    You (formal) used to know
    NosotrosSabíamosWe knew
    We used to know
    VosotrosSabíaisYou knew
    You used to know
    Ellos / Ellas
    Ustedes
    SabíanThey knew
    They used to know

    You (plural) knew
    You (plural) used to know

    Near future

    To conjugate saber to the Spanish near or immediate future, use the formula ir (present tense) + a + saber. With this tense, saber expresses that a person is going to know something soon in the future. En unas horas, vamos a saber qué pasó.

    PersonConjugationTranslation
    YoVoy a saberI’m going to know
    TúVas a saberYou’re going to know
    Él / Ella
    Usted
    Va a saberHe/She is going to know
    You (formal) are going to know
    NosotrosVamos a saberWe’re going to know
    VosotrosVais a saberYou’re going to know
    Ellos / Ellas
    Ustedes
    Van a saberThey’re going to know
    You (plural) are going to know

    Future simple tense

    Saber future conjugations are formed with the stem sabr. Conjugate saber to the future simple tense to convey that someone will know or find out something at some moment in the future. For example: Si no nos ayudas, nunca sabremos qué pasó. 

    PersonConjugationTranslation
    YoSabréI will know
    TúSabrásYou will know
    Él / Ella
    Usted
    SabráHe/She will know
    You (formal) will know
    NosotrosSabremosWe will know
    VosotrosSabréisYou (formal) will know
    Ellos / Ellas
    Ustedes
    SabránThey will know
    You (plural) will know

    Conditional tense

    The Spanish conditional tense of ‘saber’ is also formed with the stem sabr. Use these conjugations to talk about what people would know. For instance: Sin su celular, ellos no sabrían cómo llegar al museo.

    PersonConjugationTranslation
    YoSabríaI would know
    TúSabríasYou would know
    Él / Ella
    Usted
    SabríaHe/She would know
    You (formal) would know
    NosotrosSabríamosWe would know
    VosotrosSabríaisYou would know
    Ellos / Ellas
    Ustedes
    SabríanThey would know
    You (plural) would know

    Present perfect tense

    In Spanish, the indicative present perfect tense is formed with structure haber in the present tense + sabido (past participle). We use these saber conjugations to refer to what people have or haven’t known. For instance: No hemos sabido nada de Mateo. 

    PersonConjugationTranslation
    YoHe sabidoI have known
    TúHas sabidoYou have known
    Él / Ella
    Usted
    Ha sabidoHe/She has known
    You (formal) have known
    NosotrosHemos sabidoWe have known
    VosotrosHabéis sabidoYou have known
    Ellos / Ellas
    Ustedes
    Han sabidoThey have known
    You (plural) have known

    Past perfect

    Saber conjugated to the past perfect tense in Spanish communicates that someone had or hadn’t known something before another past action or past time frame. For example: Hasta hoy, no habíamos sabido nada de español. 

    To form this tense, use haber (imperfect form) + past participle form of ‘saber’.

    PersonConjugationTranslation
    YoHabía sabidoI had known
    TúHabías sabidoYou had known
    Él / Ella
    Usted
    Había sabidoHe/She had known
    You (formal) had known
    NosotrosHabíamos sabidoWe had known
    VosotrosHabíais sabidoYou had known
    Ellos / Ellas
    Ustedes
    Habían sabidoThey had known
    You (plural) had known

    Future perfect

    In the future perfect tense, saber communicates that people will have known or found something out by or before a certain moment in the future. These conjugations are also used to talk about what someone might have known. Dentro de poco, habremos sabido si esto funcionó.

    PersonConjugationTranslation
    YoHabré sabidoI will have known
    TúHabrás sabidoYou will have known
    Él / Ella
    Usted
    Habrá sabidoHe/She will have known
    You (formal) will have known
    NosotrosHabremos sabidoWe will have known
    VosotrosHabréis sabidoYou will have known
    Ellos / Ellas
    Ustedes
    Habrán sabidoThey will have known
    You (plural) will have known

    Conditional perfect

    When conjugated to the conditional perfect tense, saber communicates that someone would have known something as long as a past condition had been met. For instance: Si hubieras puesto atención, habrías sabido que mañana no hay clases. 

    PersonConjugationTranslation
    YoHabría sabidoI would have known
    TúHabrías sabidoYou would have known
    Él / Ella
    Usted
    Habría sabidoHe/She would have known
    You (formal) would have known
    NosotrosHabríamos sabidoWe would have known
    VosotrosHabríais sabidoYou would have known
    Ellos / Ellas
    Ustedes
    Habrían sabidoThey would have known
    You (plural) would have known

    Progressive tenses

    Estar conjugated + sabiendo (present participle) is the formula to form the Spanish progressive tenses. Because saber refers to the knowledge someone has, had or will have, these forms are not common since they emphasize that someone is knowing something at the moment of speaking. 

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    Saber Subjunctive Conjugations

    The subjunctive mood in Spanish is used to talk about wishes, requests, suggestions, expectations, doubts, or hypothetical situations. Below are the saber conjugation charts for the subjunctive tenses you need to know to become fluent in contemporary Spanish.

    Present subjunctive

    Saber subjunctive conjugations are formed with the stem sep. We use saber’s subjunctive forms to hope or request that someone knows certain things or how to do something. For example: Espero que mañana sepas arreglar esto.

    PersonConjugationTranslation
    YoSepaI know
    TúSepasYou know
    Él / Ella
    Usted
    SepaHe/She knows
    You (formal) know
    NosotrosSepamosWe know
    VosotrosSepáisYou know
    Ellos / Ellas
    Ustedes
    SepanThey know
    You (plural) know

    Present perfect subjunctive

    Haber in the present subjunctive + sabido (Spanish past participle form) is the formula to conjugate ‘saber’ to the present perfect subjunctive. With this tense, this verb is used to wonder, express doubt, or wish that a person has already known something. For instance: Dudo que Celia haya sabido algo.

    PersonConjugationTranslation
    YoHaya sabidoI have known
    TúHayas sabidoYou have known
    Él / Ella
    Usted
    Haya sabidoHe/She has known
    You (formal) have known
    NosotrosHayamos sabidoWe have known
    VosotrosHayáis sabidoYou have known
    Ellos / Ellas
    Ustedes
    Hayan sabidoThey have known
    You (plural) have known

    Imperfect subjunctive

    Supie is the stem we use to conjugate saber to the imperfect subjunctive tense. In this tense, saber is used to talk about past suggestions, requests, and wishes someone had about a person knowing something. Ojalá supiéramos preparar pasteles. 

    The imperfect subjunctive has two conjugation models depending on the type of Spanish you use:

    Latin American Spanish version

    PersonConjugationTranslation
    YoSupieraI knew
    TúSupierasYou knew
    Él / Ella
    Usted
    SupieraHe/She knew
    You (formal) knew
    NosotrosSupiéramosWe knew
    Ellos / Ellas
    Ustedes
    SupieranThey knew
    You (plural) knew

    Note: Since vosotros is not used in Latin American Spanish, the conjugation chart above doesn’t include the saber conjugation for this pronoun.

    Castilian Spanish version

    PersonConjugationTranslation
    YoSupieseI knew
    TúSupiesesYou knew
    Él / Ella
    Usted
    SupieseHe/She knew
    You (formal) knew
    NosotrosSupiésemosWe knew
    VosotrosSupieseisYou knew
    Ellos / Ellas
    Ustedes
    SupiesenThey knew
    You (plural) knew

    Past perfect subjunctive

    The past perfect subjunctive of saber communicates that someone would have known something if a past circumstance had occurred. Additionally, these conjugations also express regret for knowing or not knowing something. 

    For example: Si hubiera sabido que no te gusta el pescado, habría cocinado otra cosa.

    PersonConjugationTranslation
    YoHubiera sabidoI had known
    TúHubieras sabidoYou had known
    Él / Ella
    Usted
    Hubiera sabidoHe/She had known
    You (formal) had known
    NosotrosHubiéramos sabidoWe had known
    VosotrosHubierais sabidoYou had known
    Ellos / Ellas
    Ustedes
    Hubieran sabidoThey had known
    You (plural) had known

    Saber Imperative Conjugations

    The Spanish imperative mood allows you to command people to do or not do something. 

    Affirmative commands

    Saber affirmative commands are irregular only for ‘usted’ and ‘ustedes’. These commands allow you to order people to know something, as a result, they’re only used in very few situations. For example: Sepan que hice lo que pude.

    PersonConjugationTranslation
    TúSabeKnow
    UstedSepaKnow
    VosotrosSabedKnow
    UstedesSepanKnow

    Negative commands

    Because you cannot command people not to know something, the negative imperative forms of saber are never used in Spanish.

    Meanings of Saber & Examples

    Since you already know how to conjugate saber in Spanish, here are some examples of how to use this verb. 

    1. Talking about things you know or found out

    Saber + infinitive verb refers to the things you know how to do. However, you can also use nouns to talk about things you know. 

    [Saber conjugated] + [complement]

    Supimos que te casaste. ¡Felicidades!
    We heard that you got married. Congratulations!

    Ellos no sabían que hoy es tu cumpleaños. 
    They didn’t know that today is your birthday.  

    Ya sabemos conjugar el verbo saber. 
    We already know how to conjugate the verb saber.

    Take Note: Even though saber and conocer seem like synonyms, they’re not always used interchangeably. In this article, you can learn the difference between saber and conocer. 

    1. Describing something’s taste

    [Saber] + (adjective)

    ¿Cómo sabe la sopa?
    How does the soup taste?

    Las galletas sabían riquísimas. 
    The cookies tasted great. 

    Take Note: When describing the flavor of something, you can use the noun ‘sabor’ as the literal translation of ‘flavor’ in Spanish. Notice that the only difference between this noun and the verb ‘saber’ is the -er and -or endings.

    Download Saber Conjugation Charts & Uses Cheat sheets

    Saber is an irregular verb and it can be very challenging for Spanish beginners to learn how to conjugate this verb with all of its different forms. I’ve created a downloadable PDF with all of the saber conjugation tables as well as its uses, meanings, and real-world examples so you can keep it with you and study at your own pace.

    Practice Quiz: Saber Conjugation

    Now that you’ve learned how to conjugate saber in Spanish, you can take the saber conjugation practice quiz to drill this verb in all of its tenses as an fun, interactive way to memorize all of its irregularities.

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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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