Video encyclopedia

15/04/1875 Heavyweight boxer James J. Jeffries is born

James Jackson Jeffries was an American professional boxer and World Heavyweight Champion. He was known for his enormous strength and stamina. Using a technique taught to him by his trainer, former Welterweight, and Middleweight Champion Tommy Ryan, Jeffries fought out of a crouch with his left arm extended forward.


  • Essentials 

  • James J. Jeffries 

  • Career 

  • Later years 

  • Legacy 

  • Selected filmography