| Roles | Competed in Olympic Games |
|---|---|
| Sex | Male |
| Full name | Carl Joel•Jahn |
| Used name | Joel•Jahn |
| Born | 10 January 1934 in Helsinki, Uusimaa (FIN) |
| Died | 3 June 1995 |
| Affiliations | Helsingfors Segelsällskap, Helsinki (FIN) |
| NOC | Finland |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1956 Summer Olympics | Sailing | FIN |
Joel Jahn | |||
| Three Person Keelboat, Open (Olympic) | Xantippa | 14 |