'Namesake' definitions:

Definition of 'namesake'

(from WordNet)
noun
A person with the same name as another

Definition of 'Namesake'

From: GCIDE
  • Namesake \Name"sake`\, n. [For name's sake; i. e., one named for the sake of another's name.] One that has the same name as another; especially, one called after, or named out of regard to, another. [1913 Webster]

Synonyms of 'namesake'

From: Moby Thesaurus