| Tillman Sease | |
| Birth Date: | 6 September 1916 |
| Death Place: | Cheverly, Maryland, U.S. |
| Coach Sport1: | Football |
| Coach Years2: | 1948–1955 |
| Coach Team2: | Christiansburg Institute |
| Coach Years3: | 1956–1958 |
| Coach Team3: | Bluefield State (assistant) |
| Coach Years4: | 1959–1961 |
| Coach Team4: | Bluefield State |
| Coach Years5: | 1962–1968 |
| Coach Team5: | Howard |
| Coach Years6: | 1970–1972 |
| Coach Team6: | Howard |
| Coach Sport7: | Basketball |
| Coach Years8: | 1948–1956 |
| Coach Team8: | Christiansburg Institute |
| Coach Years9: | 1956–1958 |
| Coach Team9: | Bluefield State (assistant) |
| Coach Sport10: | Baseball |
| Coach Years11: | 1949–1955 |
| Coach Team11: | Christiansburg Institute |
| Coach Years12: | 1967 |
| Coach Team12: | Howard |
| Admin Years1: | 1959–1961 |
| Admin Team1: | Bluefield State |
| Overall Record: | 53–58–1 (college football) 5–9 (college baseball) |
Tillman R. Sease Sr. (September 6, 1916 – September 2, 1988)[1] was an American football and baseball coach. He served as the head football coach at Bluefield State College in Bluefield, West Virginia from 1959 to 1961 and Howard University in Washington, D.C. from 1962 to 1968 and from 1970 to 1972, compiling a career college football coaching record of 53–58–1.[2] [3] He was also Howard's head baseball coach.
A native of York, Pennsylvania, Sease graduated from Bluefield State in 1948 and later earned a master's degree in education from Columbia University. From 1948 to 1956, he was the athletic director at Christiansburg Institute in Christiansburg, Virginia, where he also coached football, basketball, and baseball. Sease returned to Bluefield State in 1956, where he worked as an assistant football and basketball coach under Sam B. Taylor for three years. He was appointed athletic director at Bluefield State in 1959.[4]