| Roles | Competed in Olympic Games |
|---|---|
| Sex | Male |
| Full name | William Peter•Andelfinger |
| Used name | William•Andelfinger |
| Born | 15 December 1880 in St. Louis, Missouri (USA) |
| Died | 23 December 1968 (aged 88 years 8 days) in St. Louis, Missouri (USA) |
| Measurements | 168 cm |
| Affiliations | St. Louis Turnverein, St. Louis (USA) |
| NOC |  United States |
William Andelfinger competed in three events at the 1904 St. Louis Olympics. He competed in the individual all-around (15th); the individual all-around, apparatus work (7th); and the individual all-around, field sports (=64th). Andelfinger represented the St. Louis Turnverein. Born to German parents, Andelfinger worked in St. Louis as an engineer for Falstaff Brewing Company.
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1904 Summer Olympics | Artistic Gymnastics (Gymnastics) | USA |
William Andelfinger | |||
| All-Around, Individual (Field Sports), Men (Olympic) | =64 | |||||
| All-Around, Individual, Men (Olympic) | 15 | |||||
| All-Around, Individual, Men (Olympic) | 7 |
