used for referring to something that belongs to or is related to the person who is speaking
내 것
used for referring to something that belongs to or is related to the person who is being spoken to
너의
used for referring to something that belongs to or is related to a female person or animal that has already been mentioned or is known
그녀의
used for referring to something that belongs to or is related to a group of people that includes the speaker
우리의
used for referring to something that belongs to or is related to a group of people who are not the speaker or the listener
그들의
(second-person possessive determiner) of or belonging to the person or people being spoken or written to
너의
(third-person singular possessive determiner) of or belonging to a female human or animal that was previously mentioned or one that is easy to identify
그녀의
(third-person singular possessive determiner) of or belonging to a man or boy who has already been mentioned or is easy to identify
그의
(third-person singular possessive determiner) of or belonging to a thing or an animal or child of unknown sex
그것의
(first-person plural possessive determiner) of or belonging to a speaker when they want to talk or write about themselves and at least one other person
우리의
(third-person plural possessive determiner) of or belonging to people, animals, or things that have already been mentioned or are easy to identify
그들의