Joe —, World Heavyweight boxing champion from 1937-49 (5)

I believe the answer is:

louis

(Other definitions for louis that I've seen before include "Name of 18 Fr. kings" , "Old king" , "- - Quatorze" , "French monarch's name" , "old coin" .)

I've seen this clue in The Mirror.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.