Joseph Leo McGlynn, Jr.

Joseph Leo McGlynn Jr. (February 13, 1925 – February 23, 1999) was a United States federal judge.

Born in Philadelphia, Pennsylvania, McGlynn saw action in the United States Navy during World War II, serving from 1943 to 1946. Returning from military duty, he attended Mount St. Mary's College in Emmitsburg, Maryland, receiving a B.S. degree in 1948 and an LL.B. degree from the University of Pennsylvania Law School in Philadelphia in 1951. He was an assistant United States Attorney in Philadelphia from 1953 to 1960.

He worked in private practice in Philadelphia from 1960 to 1965. In 1962, he ran in a special election as a Republican to represent the 10th district on Philadelphia City Council, but lost to Robert B. Winkelman. McGlynn was a judge on the County Court of Philadelphia from 1965 to 1968 and a judge on the Court of Common Pleas, First District of Pennsylvania from 1968 to 1974.

McGlynn was a federal judge on the United States District Court for the Eastern District of Pennsylvania, nominated to that post by President Richard Nixon on January 31, 1974, to a seat vacated by the retirement of Thomas Ambrose Masterson. McGlynn was confirmed by the United States Senate on March 1, 1974, and received his commission on March 8, 1974. He assumed senior status on February 14, 1990, and remained in that capacity until his death on February 23, 1999. He died in Cancún, Mexico.