Possessive Pronouns

Singular (one person/animal/object)
můj (my, for masculine singular nouns)
moji (my, for masculine plural animate nouns)
moje (my, for masculine plural inanimate nouns)
moje (my, for feminine and neuter nouns, both singular and plural)

tvůj (your, for masculine singular nouns)
tvoji (your, for masculine plural animate nouns)
tvoje (your, for masculine plural inanimate nouns)
tvoje (your, for feminine and neuter nouns, both singular and plural)

jeho (his)
její (her, hers)
jeho (its)

Plural (more than one person/animal/object)
náš (our, for masculine singular nouns)
naši (ours, for masculine plural animate nouns)
naše (ours, for masculine plural inanimate nouns)
naše (our/ours, for feminine or neuter nouns)

váš (your, for masculine nouns)
vaši (yours, for masculine plural animate nouns)
vaše (yours, for masculine plural inanimate nouns)
vaše (your/yours, for feminine or neuter nouns)

jejich (their/theirs)

note
The form of the Czech pronouns changes with grammatical cases.