Weight class:
Light heavyweight/178 lbs
Birthdate: October 30, 1994
Hometown: Anaheim, Calif.
Height: 5-11
Coach: Arthur James
Club: Anaheim Boxing Club
Began boxing: In 2008 because my father wanted me to learn it for self defense
Favorite TV show: The Simpsons
Favorite book: The Outsiders
Greatest asset in the ring: My speed and strength and the ability to adjust
Favorite punch: Jab
Favorite post-weigh in meal: In and Out
Biggest inspiration: My parents because they provide so much to watch me succeed
Favorite hobby: Photography
Biggest motivation: God
Did you know: Jonathan got his nickname “El Diamante” from his role model Michael Barajas who passed away

Former Olympic Light Heavyweight Boxers:

Light heavyweight

175 lbs
1920: Edward P. Eagan (1st)
1920: Edwin Schell
1924: Thomas Kirby, Boston, Mass.
1924: George Mulholland, Indianapolis, Ind.
1928: Leon Lucas, Camden, N.J.
1932: John Miller, Alvia, Iowa
1936: Carl Vinciquerra, Omaha, Neb.
1948: Charles W. Spieser, Detroit, Mich.

178 lbs
1952: Norvel L. Lee, Washington, DC (1ST)
1956: James Boyd, Rocky Mount, N.C./Army (1st)
1960: Cassius Clay, Louisville, Ky. (1st)
1964: Bob Christopherson, USAF
1968: Arthur Redden, Wilmington, Del./Marines
1972: Raymond Russell, Marines
1976: Leon Spinks, St. Louis, Mo. (1st)
1980: Leroy Murphy, Chicago, Ill. (The United States did not participate)
1984: Evander Holyfield, Atlanta, Ga. (2nd)
1988: Andrew Maynard, Army (1st)
1992 Montell Griffin, Chicago, Ill.
1996: Antonio Tarver, Orlando, Fla. (3rd)
2000: Olanda Anderson, Ft. Carson, Colo./Army
2004: Andre Ward, Oakland, Calif. (1st.)
2012: Marcus Browne, Staten Island, N.Y.