A pronoun takes the place of a noun.
Pronouns take on singular and plural forms
Singular Pronouns are
(I, You, He, She, It)
(John is coming soon.He is coming soon.)
Plural Pronouns are
(We, You, They)
(Tom and John will meet later.They will meet later
Pronouns also take on singular and plural objective forms
Singular Ojective Pronouns are
(me, you, him, her, it)
(Come with me, Go with her)
Plural Ojective Pronouns are
(us, you, them)
(Come with us, Go with them)