| Roles | Non-starter | 
|---|---|
| Sex | Male | 
| Full name | William Reed•Hapgood | 
| Used name | William•Hapgood | 
| Born | 31 October 1899 in Philadelphia, Pennsylvania (USA) | 
| Died | 18 January 1961 | 
| Affiliations | Bachelor Barge Club | 
| NOC |  United States | 
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1924 Summer Olympics | Rowing |  USA | William Hapgood | |||
| Double Sculls, Men (Olympic) | United States | |||||
| Coxless Pairs, Men (Olympic) | United States |