Alfred Cogniaux | |
|---|---|
 | |
| Born | 7 April 1841 |
| Died | 15 April 1916 (aged 75) |
| Nationality | Belgian |
| Known for | Study of orchids |
| Scientific career | |
| Fields | Botany |
| Author abbrev. (botany) | Cogn. |
Célestin Alfred Cogniaux (7 April 1841 – 15 April 1916) was a Belgian botanist. Amongst other plants, the genus Neocogniauxia of orchids is named after him.
In 1916 his enormous private herbarium was acquired by the National Botanic Garden of Belgium.