Katrina Maree Powell (born 8 April 1972 in Canberra, Australian Capital Territory) is a field hockey player from Australia, who competed in three consecutive Summer Olympics, starting in 1996, for her native country. Powell was a member of the Australian Women's Hockey Team, best known as the Hockeyroos, that won the gold medals at the 1996 and the 2000 Summer Olympics. Powell has represented her country 252 times, and scored 141 goals. She is the sister of Lisa Powell and the sister-in-law of Stuart Carruthers.