Martin Henrichsen Vahl (10 October 1749 – 24 December 1804) was a Danish-Norwegian botanist, herbalist and zoologist.

XVI-XXI (1787–1799), Symbolæ Botanicæ I-III (1790–1794), Eclogæ Americanæ I-IV (1796–1807) and Enumeratio Plantarum I-II (1804–1805).

[citation needed] Vahl made several research trips in Europe and North Africa between 1783 and 1788.

In 1792, he was elected a foreign member of the Royal Swedish Academy of Sciences.

[citation needed] This botanist is denoted by the author abbreviation Vahl when citing a botanical name.