| Birth Date: | 21 February 1822 |
| Birth Place: | Montcornet, Aisne |
| Death Place: | Le Chesne, Ardennes |
| Nationality: | French |
| Field: | Naturalist |
| Author Abbrev Bot: | Callay |
Eugène Albert Athanase Callay (born February 21, 1822, in Montcornet, Aisne and died in LeChesne, Ardennes March 24, 1896) was a French pharmacist and amateur botanist who worked on classifying the flora of the department of the Ardennes.[1] [2]