Karina Bryant is a British retired elite judoka, who was active in elite senior competition in the 2000s and early 2010s. She represented Great Britain at four successive Olympics between 2000 and 2012, winning her first Olympic medal, a bronze, in the heavyweight event at her final Games, the 2012 Summer Olympics in London. She was a seven-time medallist at both the European Judo Championships and the World Judo Championships, and was European Champion on four occasions.

Women's +78 kg category in judo at the 2012 Olympic Games in London took place at the ExCeL Exhibition Centre between 28 July and 3 August.