| Roles | Competed in Olympic Games |
|---|---|
| Sex | Male |
| Full name | Tan•Tjong Sian |
| Used name | Tan•Tjong Sian |
| Name order | Oriental |
| Born | 26 April 1931 in Yogyakarta, Daerah Istimewa Yogyakarta (INA) |
| Measurements | 172 cm / 82 kg |
| NOC |  Indonesia |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1968 Summer Olympics | Sailing | INA |
Tan Tjong Sian | |||
| Two-Person Heavyweight Dinghy, Open (Olympic) | John Gunawan | 29 |
