Maximilian Adelbert Baer Sr. was an American professional boxer and the world heavyweight champion from June 14, 1934, to June 13, 1935. He was known in his time as the Livermore Larupper and Madcap Maxie. Two of his fights were rated Fight of the Year by The Ring magazine. Baer was also a boxing referee, and had occasional roles in film and television. He was the brother of heavyweight boxing contender Buddy Baer and father of actor Max Baer Jr. Baer is rated #22 on The Ring magazine's list of 100 greatest punchers of all time. World heavyweight champion (NBA, NYSAC, and IBU) from June 14, 1934 to June 13, 1935. Wiki link