| Roles | Competed in Olympic Games | 
|---|---|
| Sex | Male | 
| Full name | Pierre Magde Félicien Jean•Marsan | 
| Used name | Pierre•Marsan | 
| Born | 16 August 1916 in Monaco, Monaco (MON) | 
| Died | 14 August 2008 in Roquebrune-Cap-Martin, Alpes-Maritimes (FRA) | 
| Measurements | 172 cm / 77 kg | 
| NOC |   Monaco | 
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1936 Summer Olympics | Shooting |  MON | 
Pierre Marsan | |||
| Small-Bore Rifle, Prone, 50 metres, Men (Olympic) | 65 | |||||
| 1948 Summer Olympics | Shooting |  MON | 
Pierre Marsan | |||
| Small-Bore Rifle, Prone, 50 metres, Men (Olympic) | 52 | |||||
| 1952 Summer Olympics | Shooting |  MON | 
Pierre Marsan | |||
| Small-Bore Rifle, Prone, 50 metres, Men (Olympic) | 46 | |||||
| 1960 Summer Olympics | Shooting |  MON | 
Pierre Marsan | |||
| Small-Bore Rifle, Prone, 50 metres, Men (Olympic) | 48 |