Surname of British Musicians Jarvis or Joe

This page is the CodyCross answer for the clue below from Sports, Group 155, Puzzle 2 (Mouthguards).

Question is: Surname of British Musicians Jarvis or Joe

and the answer is: COCKER

Word Meaning:

COCKER — One who breeds gamecocks or engages in the sport of cockfighting.

Definitions from Wiktionary.