Tags: Judge.
Colleen McMahon (born 1951) is a United States federal judge.Born in Columbus Ohio McMahon received a B.A. from Ohio State University in 1973 and a J.D. from Harvard Law School in 1976. She was in private practice in New York from 1976 to 1995 except for a period from 1979 to 1980 when she was a speechwriter and special assistant to the Hon. Donald McHenry of the United States Mission to the United Nations.