Born in Boston, MA, she was the daughter of the late Paul J. and Helen F. (McKenzie) Leonard.
Kathleen was a loving and caring person who was devoted to her family and friends.
She leaves two sons, Francis C. and Shawn P. Leonard, four grandchildren, Tashira, Naleah, and Dwayne Leonard, and Darius Medeiros. She was the sister of the late James Leonard.
Funeral services are to be determined at this time.