The clues make it easy. How many good European lightweight have there been? Ok my guys a welterweight.
But no clues mean that its too easy to just Google up any old boxers name from the 1920s and stump everyone. Stop trying to be "hardcore"....;O)
Nah I'm not picking nobodies. Lineal champ. Welterweight. Orthodox. Okay his alias is part of Barrera's