Full name: Johan Fredrik Silén
Gender: Male
Born: June 19, 1869 in Helsinki, Uusimaa, Finland
Died: October 3, 1949 in Helsinki, Uusimaa, Finland
Affiliations: NJK, Helsinki (FIN)
Country:
Finland
Sport: Sailing
Medals: 1 Bronze (1 Total)
| Games | Age | City | Sport | Event | Team | NOC | Rank | Medal | |
|---|---|---|---|---|---|---|---|---|---|
| 1912 Summer | 42 | Stockholm | Sailing | Mixed 12 metres | Heatherbell | FIN | 3 | Bronze |
| Games | Age | City | Sport | Team | NOC | Phase | Unit | Date | PTS | T |
|---|---|---|---|---|---|---|---|---|---|---|
| 1912 Summer | 42 | Stockholm | Sailing | Heatherbell | FIN | Final Standings | 1912-07-20 | 2 | ||
| 1912 Summer | 42 | Stockholm | Sailing | Heatherbell | FIN | Race One | 1912-07-20 | 3-25:45 | ||
| 1912 Summer | 42 | Stockholm | Sailing | Heatherbell | FIN | Race Two | 1912-07-21 | 3-48:55 |