 
| Roles | Competed in Olympic Games | 
|---|---|
| Sex | Female | 
| Full name | Blanche Émilie•Quersonnier | 
| Used name | Blanche•Quersonnier | 
| Other names | Blanche de Marcigny | 
| Born | 28 October 1865 in Saint-Quentin, Aisne (FRA) | 
| Died | 28 December 1944 in Neuilly-sur-Seine, Hauts-de-Seine (FRA) | 
| NOC |  France | 
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1900 Summer Olympics | Equestrian Dressage (Equestrian) |  FRA | Blanche de Marcigny | |||
| Hacks and Hunter Combined, Open (Olympic) | 
She was confused with Blanche Allart (-Molier), wife of Mr. Molier, director of the circus Molier, in which Blanche de Marcigny performed as a rider and artist, in the early 1900's.