| Roles | Competed in Olympic Games |
|---|---|
| Sex | Male |
| Full name | Gunnlaugur•Jónasson |
| Used name | Gunnlaugur•Jónasson |
| Born | 9 April 1962 |
| Measurements | 170 cm / 60 kg |
| NOC |  Iceland |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1984 Summer Olympics | Sailing | ISL |
Gunnlaugur Jónasson | |||
| Two-Person Dinghy, Open (Olympic) | Jón Pétursson | 23 | ||||
| 1988 Summer Olympics | Sailing | ISL |
Gunnlaugur Jónasson | |||
| Two-Person Dinghy, Men (Olympic) | Ísleifur Friðriksson | 22 |
