The noun 'family' is a common noun, a word for any related group of people or things.A proper noun is the name of a specific person, place, thing, or a title; for example:Jill E. Family, Associate Professor of Law, Widener University School of Law, Harrisburg, PAFamily Street, Fayetteville, NC or Family Circle, San Diego, CAFamily Dollar Stores, Inc.Family Inn, Missoula, MT"Family Business", 1989 move with Sean Connery and Dustin Hoffman