| Paul D. Waldorf | |
| Birth Date: | 13 January 1908 |
| Birth Place: | New York, New York, U.S. |
| Death Place: | Mankato, Minnesota, U.S. |
| Player Sport1: | Football |
| Player Years2: | c. 1927 |
| Player Team2: | Baker |
| Coach Sport1: | Football |
| Coach Years2: | c. 1932 |
| Coach Team2: | Wentworth Military (IL) |
| Coach Years3: | 1933–1935 |
| Coach Team3: | McKendree |
| Coach Years4: | 1936–1941 |
| Coach Team4: | Fort Hays State |
| Coach Sport5: | Basketball |
| Coach Years6: | 1933–1934 |
| Coach Team6: | McKendree |
| Coach Years7: | 1935–1936 |
| Coach Team7: | McKendree |
| Overall Record: | 40–32–9 (college football) 20–21 (college basketball) |
| Championships: | Football 1 CIC (1936) |
Paul Douglas Waldorf (January 13, 1908 – January 30, 1980) was an American football and basketball coach. He served as the head football coach at McKendree College—now known as McKendree University—in Lebanon, Illinois from 1933 to 1935 and at Fort Hays State University in Hays, Kansas from 1936 to 1941. Waldorf compiled a career college football coaching record of 40–32–9.[1] Waldorf was also the head basketball coach at McKendree for two seasons, in 1933–34 and 1935–36, tallying a mark of 20–21. He was a brother of the college football coaches Pappy Waldorf, John D. Waldorf, and Bob Waldorf, as well as the son of Methodist Episcopal Church bishop, Ernest Lynn Waldorf.[2]