| Otto Hess | |
| Position: | Pitcher |
| Bats: | Left |
| Throws: | Left |
| Birth Date: | 10 October 1878 |
| Birth Place: | Bern, Switzerland |
| Death Place: | Tucson, Arizona, U.S. |
| Debutleague: | MLB |
| Debutdate: | August 3 |
| Debutyear: | 1902 |
| Debutteam: | Cleveland Bronchos |
| Finalleague: | MLB |
| Finaldate: | June 13 |
| Finalyear: | 1915 |
| Finalteam: | Boston Braves |
| Statleague: | MLB |
| Stat1label: | Win–loss record |
| Stat1value: | 70–90 |
| Stat2label: | Earned run average |
| Stat2value: | 2.98 |
| Stat3label: | Strikeouts |
| Stat3value: | 580 |
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Otto C. Hess (October 10, 1878February 25, 1926) was a Swiss-born pitcher for the Cleveland Bronchos/Cleveland Naps (1902 and 1904–08) and Boston Braves (1912–15).
In 1914, Hess was a member of the Braves team that went from last place to first place in two months, becoming the first team to win a pennant after being in last place on the Fourth of July.[1] Born in Bern, Hess was the first person born in Switzerland to play in Major League Baseball.
In 10 seasons he had a 70-90 win–loss record in 198 games, with 165 games started, 129 complete games, 18 shutouts, 5 saves, 1,418 innings pitched, 1,355 hits allowed, 663 runs allowed, 25 home runs allowed, 448 walks allowed, 580 strikeouts, 83 hit batsmen, 38 wild pitches and a 2.98 ERA. He died in Tucson, Arizona, at the age of 47.
Hess was a good hitting pitcher in his major league career, posting a .216 batting average (154-for-714) with 63 runs, 21 doubles, 9 triples, 5 home runs, 56 RBI and 27 bases on balls. He also played 51 games in the outfield and 6 games at first base.