Career
Kolb represented the United States as a 14-year-old at the 1964 Summer Olympics in Tokyo, Japan. She competed in the women"s 200-meter breaststroke, and received the silver medal for her second-place performance (2:476) behind Soviet Galina Prozumenshchikova, who set a new Olympic record (2:464). She dominated her competition in the medley events, winning both the women"s 200-meter individual medley (2:247) and women"s 400-meter individual medley (5:085).
Kolb set new Olympic records in both events in the preliminary heats and the event finals.
In 1967 she was named "World Swimmer of the Year" by Swimming World magazine. In 1975 she was inducted into the International Swimming Hall of Fame.
Kolb retired from competition swimming after the Mexico City Olympics. She has coached swimming at clubs in South Bend, Indiana and Santa Clara, California, and college teams at Stanford University and at Pacific University.
She currently lives in Oregon.