As a high school sophomore in Saskatoon, Diane made her first National team as a high jumper and javelin thrower.
As Canada’s premiere pentathlete, Diane Jones Konihowski competed in the 1972 Olympics in Munich, and won the gold medal at the 1975 and 1979 Pan American Games. She placed sixth overall in the pentathlon at the 1976 Montreal Olympics and won the gold at the 1978 Commonwealth Games in Edmonton setting a new Commonwealth record. She was highest ranked pentathlete in the world for 1978.
Konihowski was Canada’s Female Athlete of the Year in 1978 and was awarded the Order of Canada in 1979.