Lou Kolls | |
|---|---|
 Kolls as a football player, 1920 | |
| Born | Louis Charles Kolls December 15, 1892 |
| Died | February 23, 1941 (aged 48) |
| Resting place | Rock Island National Cemetery |
| Occupation | Umpire |
| Years active | 1933–1940 |
| Employer | American League |
| Spouse | Irene Tanghe |
Louis Charles Kolls (December 15, 1892 – February 23, 1941) was an American professional baseball umpire and American football player. Kolls played in the National Football League from 1920 to 1927 before umpiring in the American League from 1933 to 1940. He umpired in one All-Star Game and one World Series. Kolls was released by the American League a few months before his death.