John Gerhard Sutthoff (June 29, 1873 – August 3, 1942) was a pitcher in Major League Baseball. He played all or parts of six seasons in the major leagues between 1898 and 1905, for four teams.
Jack Sutthoff
| Given name: | John Gerhard Sutthoff |
| Nicknames: | Sunny Jack |
| Primary Pos: | Pitcher |
| Hght/Wght: | 5'9" / 175 lbs |
| Bats/Throws: | L / R |
| Born: | Jun 29, 1873 in Cincinnati, OH |
| Died: | Aug 3, 1942 in Cincinnati, OH (69 years old) |
| Debut: | Sep 15, 1898 |