Karen B. Coolman (born August 26, 1947) is an American politician. She served as a Democratic member for the 86th district of the Florida House of Representatives.
Coolman was born in Norfolk, Virginia. She attended Michigan State University.
In 1974, Coolman was elected to represent the 86th district of the Florida House of Representatives, succeeding Jon C. Thomas. She served until 1976, when she was succeeded by Linda C. Cox.