Sam can be a girl or guys name for a girl it is short for Samantha
The possessive form of the singular noun sister is sister's.Example: My sister's name is Gloria.
The possessive form is Max's.
The possessive form of the noun twin is twin's.Example: My twin's name is Robert.
The possessive form for the singular noun witch is witch's.example: The good witch's name is Glinda.
The possessive form is: "Sam's crayon is red."
The possessive form for the name Adams is Adams'.
The possessive form is Lois's.This is Lois's birthday.
The possessive form of the noun guest is guest's.Example: What is the guest's name?
The possessive form of the proper noun Lucky is Lucky's.Example: Lucky's collar has his name on it.
The possessive form of the noun fiance is fiance's.Example: Her fiance's name is Hector.
The possessive form of the singular noun cat is cat's.Example: The cat's name is Princess.
singular possessive: boy'splural possessive: boys'
When you are referring to two people named Sam, the plural form is Sams, the plural possessive form is Sams'; for example: The two Sams' desks are next to each other. If you are referring to someone with the name Sams. Sams Smith, or Sams Benson. Sams could be a name, but it is more likely that you want to write Sam's. Sam's pen is blue. John's pen is black. Roberta's pen is orange.
The possessive form for the noun cow is cow's.example: The cow's name is Daffodil.
The possessive form of the noun caller is caller's.Example: The caller's name was Mr. Frederick.