| Earl Krieger | |
| Birth Date: | 30 August 1896 |
| Birth Place: | Columbus, Ohio, U.S. |
| Death Place: | Bexley, Ohio, U.S. |
| Player Sport1: | Football |
| Player Years2: | 1918–1919 |
| Player Team2: | Ohio |
| Player Years3: | 1921 |
| Player Team3: | Detroit Tigers |
| Player Years4: | 1922 |
| Player Team4: | Columbus Panhandles |
| Player Sport5: | Basketball |
| Player Years6: | 1919–1920 |
| Player Team6: | Ohio |
| Player Positions: | End, fullback, halfback (football) |
| Coach Sport1: | Football |
| Coach Years2: | 1920 |
| Coach Team2: | Tennessee (backfield) |
| Coach Years3: | 1921 |
| Coach Team3: | Bowling Green |
| Coach Sport4: | Basketball |
| Coach Years5: | 1921–1922 |
| Coach Team5: | Bowling Green |
| Coach Sport6: | Baseball |
| Coach Years7: | 1922 |
| Coach Team7: | Bowling Green |
| Overall Record: | 3–1–1 (football) 4–10 (basketball) 7–1 (baseball) |
| Championships: | Football 1 NOL (1921) |
Earl Carlton "Irish" Krieger (August 30, 1896 – November 10, 1960) was an American football and basketball player, coach of football, basketball, and baseball, and official in football and basketball. He was the third head football coach at Bowling Green State Normal School—now known as Bowling Green State University—serving for one season in 1921 and compiling a record of 3–1–1. Krieger was also the head basketball coach at Bowling Green State Normal during the 1921–22 season, tallying a mark of 4–10, and the school's head baseball coach in the spring of 1922, notching a record of 7–1. Krieger played college football at Ohio University, from which he graduated in 1920. He played professional football in the National Football League (NFL), for the Detroit Tigers in 1921 and the Columbus Panhandles in 1922.
In addition to coaching at Bowling Green, Krieger was also a member of the football coaching staffs at his alma mater and at the University of Tennessee. For 25 years until his retirement in 1953, he worked as a football and basketball official for the Big Ten Conference. He was also a member of the National Collegiate Athletic Association's football rules committee. Krieger died at the age of 64 on November 10, 1960.[1]