The English verb "know" means "to understand, to be aware" in English. It is an irregular verb. Below you'll find the complete conjugation tables for "know" across all 5 tenses. New to English verbs? Start with the English verb guide.
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How to Conjugate "know" in the Present Tense
Simple Present Actions happening now or regularly| Person | English | Conjugation |
|---|---|---|
| I | I | know |
| you | you (singular) | know |
| he/she/it | he/she/it | knows |
| we | we | know |
| you | you (plural) | know |
| they | they | know |
He knows how to swim.
Él sabe cómo nadar.
How to Conjugate "know" in the Past Tense
Simple Past Actions that happened in the past| Person | English | Conjugation |
|---|---|---|
| I | I | knew |
| you | you (singular) | knew |
| he/she/it | he/she/it | knew |
| we | we | knew |
| you | you (plural) | knew |
| they | they | knew |
She knew the way home.
Ella sabía el camino a casa.
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Simple Future Actions that will happen| Person | English | Conjugation |
|---|---|---|
| I | I | will know |
| you | you (singular) | will know |
| he/she/it | he/she/it | will know |
| we | we | will know |
| you | you (plural) | will know |
| they | they | will know |
She will know what to do.
Ella sabrá qué hacer.
How to Conjugate "know" in the Present (-ing) Tense
Present Continuous Actions happening right now| Person | English | Conjugation |
|---|---|---|
| I | I | am knowing |
| you | you (singular) | are knowing |
| he/she/it | he/she/it | is knowing |
| we | we | are knowing |
| you | you (plural) | are knowing |
| they | they | are knowing |
She is knowing the answer today.
Ella está sabiendo la respuesta hoy.
How to Conjugate "know" in the Have done Tense
Present Perfect Actions completed with present relevance| Person | English | Conjugation |
|---|---|---|
| I | I | have known |
| you | you (singular) | have known |
| he/she/it | he/she/it | has known |
| we | we | have known |
| you | you (plural) | have known |
| they | they | have known |
She has known about this plan.
Она знала об этом плане.
Frequently Asked Questions About "know"
Is "know" regular or irregular in English?
"Know" is an irregular English verb, meaning its conjugation does not follow standard patterns and must be memorized individually.
What does "know" mean in English?
The English verb "know" means "to understand, to be aware" in English.
How do you conjugate "know" in the present tense?
In the present tense (Simple Present): I → know, you → know, he/she/it → knows, we → know, you → know, they → know.
How many tenses does "know" have in English?
"Know" is conjugated across 5 tenses in English: Present, Past, Future, Present (-ing), Have done.
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