Kate Gynther is an Australian water polo player. She plays for the Brisbane Barracudas in the National Water Polo League. She represented Australia as a member of the women's senior national team at the 2004 Summer Olympics and the 2008 Summer Olympics, winning a bronze medal at the 2008 Games. She has also won a bronze medal at the 2005 Super League Finals. As a member of the Australia women's national water polo team, she represented the country at the 2008 Summer Olympics and 2012 Summer Olympics, winning a bronze medal at both games. 

July 5th, 1982 in Brisbane (Age 42)