There are two accepted forms for possessive singular nouns that end with an s:
Add an apostrophe (') after the existing s at the end of the word:
Add an apostrophe s ('s) after the existing s at the end of the word:
Examples:
The meeting is in Mr. Jones' office.
The meeting is in Mr. Jones's office.
The plural for the last name "Walls" is the Wallses.
No, you do not need to use an apostrophe in a last name if it is not possessive.
The plural possessive form of the last name Ellis would be the Ellises'.
The possessive form for the proper noun Richter is Richter's.Example: Mr. Richter's class is in room two hundred.
When a persons name ends with a 'y', you make it plural by adding an 's' after the 'y'. Examples: There are two Marys in my class. The Murphys live next door to us.
The plural for the last name "Walls" is the Wallses.
rhodeses
No, you do not need to use an apostrophe in a last name if it is not possessive.
To make possessive a noun that ends with an 's', just add an apostrophe ('). Example: Jesus' name
The possessive form for the name Adams is Adams'.
The plural possessive form of the last name Ellis would be the Ellises'.
The possessive form for the proper noun Richter is Richter's.Example: Mr. Richter's class is in room two hundred.
When a persons name ends with a 'y', you make it plural by adding an 's' after the 'y'. Examples: There are two Marys in my class. The Murphys live next door to us.
When the name of a business is a possessive noun, the possessive form doesn't change; for example:McDonald'sMcDonald's parking lotWhen a possessive noun is part of the name of a business name, but not the last word, the last word also forms a possessive; for example: Jack's SeafoodJack's Seafood's parking lot (although no one would criticize the Jack's Seafood parking lot)
Junior's
dostoevsky
yes, because the last name ends with an is