Felicjan Sypniewski | |
|---|---|
 | |
| Born | 24 January 1822 Piotrowo (Sypniewski family estate), Grand Duchy of Posen |
| Died | 6 September 1877 (aged 55) Piotrowo estate, German Empire |
| Nationality | Polish |
| Known for | diatoms study |
| Scientific career | |
| Fields | Natural history |
Felicjan Odrowąż Sypniewski, also known as Felicyan Sypniewski (24 January 1822 – 6 September 1877) was a Polish naturalist, botanist, entomologist, malacologist, algologist and philosopher.
His ground-breaking studies and scientific publications influenced the next generations of Polish naturalists and have laid down foundations of malacology.