The first black heavyweight boxer who became world champion, is Jack Johnson.
Jack Johnson, December 26, 1908, Sydney, Australia
jack Johnson, aka the Galveston giant was heavyweight champion from 1908 to 1915. http://www.boxrec.com/list_bouts.php?human_id=001187&cat=boxer
jack Johnson was the undisputed heavyweight champion from 1905 - 1915.
Jack Johnson was the first black heavy weight boxing champion crowned in1912
Jack Johnson was the first black heavyweight champion in 1908.
Malcolm Champion as part of Australasian swim relay team 1912 First individual Ted Morgan 1928 welterweight boxing
I can't remember who won it but my Great Grandfather George Henry Vernon fought in the competition and was runner up and beat the British heavyweight champion of the time who was also competing, Harry Baylesbury "The Leigh Giant".
Alma's Champion - 1912 was released on: USA: 10 January 1912