Demetrious Khrisna Johnson (born August 13, 1986) is an American mixed martial artist. He is the first and current Flyweight Champion of the Ultimate Fighting Championship (UFC). Known for his quick striking and elusive movement, Johnson has also landed the most takedowns in UFC Flyweight history and holds the record for the latest finish in UFC history with a submission win at 4:59 of the fifth round against Kyoji Horiguchi.