Émile Pladner was a French boxer who was flyweight champion of France, Europe, and the world, and bantamweight champion of France and Europe.
Émile Pladner
Frank "Frankie" Genaro was an American former Olympic gold medalist and a 1928 National Boxing Association (NBA) World flyweight Champion. He is credited with engaging in 130 bouts, recording 96 victories, 26 losses, 8 draws and 4 No Decisions.
Genaro in 1931