William S. McEllroy explained

William S. McEllroy (September 22, 1893 in Pittsburgh, Pennsylvania – January 2, 1981 in State College, Pennsylvania) was a tennis player in the early part of the 20th century.

A member of the University of Pittsburgh's tennis team, he served as coach of its tennis team in the 1920s and 1930s. He also obtained a medical degree from the University of Pittsburgh and later served as Dean of the University of Pittsburgh School of Medicine.^{[1] [2]}

At the Cincinnati Open, McEllroy won the singles title in 1913 and 1914 and the doubles title in 1913 (with Joseph J. Armstrong) and was the singles runner-up in 1915 (falling to future International Tennis Hall of Fame inductee Clarence Griffin.)

Other Notable Results:

• Singles finalist (likely): 1912 Canadian National Championships
• Singles champion: 1915 New York State Championships; 1915 Ohio State Championships
• Singles semifinalist: 1926 Ohio State Championships
• Doubles champion: 1915 New York State Championships
• Doubles runner-up: 1915 Ohio State Championships
• Mixed Doubles champion: 1915 Ohio State Championships

Notes and References

1. Book: O'Brien. Jim . Hail to Pitt: A Sports History of the University of Pittsburgh. 242. 1982. 0-916114-08-2. Wolfson Publishing Co.
2. News: W.S. McEllroy, ex-dean of medical school at Pitt. Pittsburgh Post-Gazette. January 6, 1981.