| Roles | Competed in Olympic Games (non-medal events) |
|---|---|
| Sex | Female |
| Full name | Mary Haliburton•Jenness (-de Garmendia) |
| Used name | Mary•de Garmendia |
| Born | 10 October 1868 in New York, New York (USA) |
| Died | 9 January 1923 in Paris XVIe, Paris (FRA) |
| NOC | United States |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1900 Summer Olympics | Tennis | USA |
Mary de Garmendia | |||
| Doubles, Handicap, Mixed (Olympic (non-medal)) | Spalding de Garmendia | =5 |