| Roles | Competed in Olympic Games |
|---|---|
| Sex | Male |
| Full name | Nils Ragnar Johannes•Grönvall |
| Used name | Ragnar•Grönvall |
| Born | 15 May 1894 in Lund, Skåne (SWE) |
| Died | 13 July 1983 in Bromma, Stockholm, Stockholm (SWE) |
| NOC | Sweden |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1912 Summer Olympics | Fencing | SWE |
Ragnar Grönvall | |||
| Foil, Individual, Men (Olympic) | 4 p8 r1/4 |