What is plural possessive form of robles?

The Word Robles is a proper noun, the name of a person. Proper nouns are always capitalized.

The possessive form for the proper noun Robles is Robles's.

Example: We ordered flowers from Mr. Robles's shop.


There are two accepted forms for possessive singular nouns ending in s:

• Add an apostrophe (') after the existing s at the end of the Word; for example, "Put it on the boss' desk."
• Add an apostrophe s ('s) after the existing s at the end of the Word; for example, "Put it on the boss's desk."

The -s's is the most commonly used, but if you are a student, use the form that is preferred by your teacher.