| Birth Date: | 7 August 1922 |
| Birth Place: | Boone, North Carolina, U.S. |
| Death Place: | Boone, North Carolina, U.S. |
| Number: | 15 |
| Position1: | Fullback |
| College: | Appalachian State |
| Nfldraftedyear: | 1948 |
| Nfldraftedround: | 13 |
| Nfldraftedpick: | 115 (by the Chicago Cardinals) |
| Playing Years1: | 1948–1949 |
| Playing Team1: | Washington Redskins |
| Playing Years2: | 1949 |
| Playing Team2: | Detroit Lions |
| Nfl: | HOL173544 |
| Databasefootball: | HOLLAJOH01 |
John Henry Hollar (August 7, 1922 – April 9, 1997) was an American football fullback in the National Football League (NFL)[1] for the Washington Redskins and the Detroit Lions. He played college football at Appalachian State University and was selected by the Chicago Cardinals in the thirteenth round of the 1948 NFL draft.