| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | Eduardo Héctor•Alonso y Someillan | |
| Used name | Eduardo•Alonso | |
| Born | 2 January 1899 in La Habana (Havana), Ciudad de La Habana |  CUB |
| Measurements | 170 cm | |
| NOC | Cuba | CUB |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1924 Summer Olympics | Fencing | CUB |
Eduardo Alonso | |||
| Foil, Team, Men (Olympic) | Cuba | |||||
| Épée, Individual, Men (Olympic) | =7 p4 r1/4 | |||||
| Épée, Team, Men (Olympic) | Cuba | 3 p1 r2/4 |
