Fritzes is the plural form. Fritz's is the possessive form.
Ex: The Fritzes live next door. The Fritz's dog Molly ran away.
The correct apostrophe usage for the plural of the proper name Fritz is "Fritzes."
To show possessive for the name Fritz, add an apostrophe s ('s) to the end of the word: Fritz's.Example: We're going to a barbecue at Fritz's house.
The possessive form for name ending with 'z' is to add an apostrophe 's'. Example:Those are Fritz's books.
apostrophe immediately after the z and before the s: eg Fritz's book
Do you know the name of the ballet that features a boy named Fritz and a girl named Clara?
Fritz Hubert went by Fritz.
Fritz Meinhard has written: 'Fritz Meinhard'
Fritz Rahmann has written: 'Fritz Rahmann'
Fritz Schwarzbeck has written: 'Fritz Schwarzbeck'
Fritz Utzeri's birth name is Fritz Carl.
Frieda Fritz's birth name is Frederike Fritz.
Fritz Feld's birth name is Fritz Feilchenfeld.
Fritz Strassner's birth name is Fritz Pfeifer.