Start training
CaseSingularPlural
Nominativeименительный · кто? что?человек люди the subject: who or what acts
Accusativeвинительный · кого? что?человека людей the direct object of the verb
Genitiveродительный · кого? чего?человека людей possession, absence, "of"-phrases
Dativeдательный · кому? чему?человеку людям the receiver: to or for someone
Instrumentalтворительный · кем? чем?человеком людьми the tool or companion: with, by
Prepositionalпредложный · о ком? о чём?человеке людях location and topics: in, at, about

Человек is animate, so its accusative copies the genitive: the form after "I see..." matches the form after "of".

Look up any other word in the Russian declension tool, see where человек ranks in the most common Russian words, or start from Russian cases explained if the table above is new territory. More vocabulary lives in Russian words by topic and Russian phrases.

12 forms is a table. Using them is a skill.

Slova drills человек and every word like it with typed case endings, checked letter by letter.

Train this in Slova