Gavin is a cool, smart name for boys currently in the top 50. Naming your baby Gavin will ensure that he follows in the footsteps of other great men who share his name, such as musician Gavin McGraw, San Francisco politician Gavin Newsom, or Broadway star Gavin Creel. What does Gavin mean? Where did the name Gavin originate? Who are some famous people named Gavin? What are some nicknames for Gavin?