JACK HENNESSEYHennessey, John C.Born: Born: High School: |
| Year | College | Participation |
|---|---|---|
| Brown |
| Year | League | Assignment |
|---|---|---|
| 1925 | NFL | Referee; Umpire |
| 1926 | NFL | Referee; Umpire; Head Linesman |
| 1927 | NFL | Referee; Umpire; Head Linesman |
| 1928 | NFL | Umpire |
| 1929 | NFL | Umpire; Field Judge |
| 1930 | NFL | Umpire; Head Linesman |
| 1931 | NFL | Umpire |
| 1932 | NFL | Umpire; Head Linesman |
| 1933 | NFL | Referee; Umpire; Field Judge |
| 1934 | NFL | Umpire; Head Linesman |
| 1935 | NFL | Umpire |
| 1937 | NFL | Umpire |
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