Arnold Lang | |
|---|---|
 | |
| Born | 18 June 1855 |
| Died | 30 November 1914 (aged 59) |
| Resting place | Oftringen |
| Nationality | Swiss |
| Known for | comparative anatomy and embryology |
| Scientific career | |
| Institutions | University of Zurich |
| Signature | |
 | |
Arnold Lang (18 June 1855 – 30 November 1914) was a Swiss naturalist, a comparative anatomist and student of German biologist Ernst Haeckel.