Adolph Ferdinand Gehlen (5 September 1775 – 16 July 1815) was a German chemist.

Gehlen was born in Bütow, Farther Pomerania (now Bytów, Poland), he is known as the publisher of Neues allgemeines Journal der Chemie (1803–1806), Journal für Chemie und Physik (1806-10) and the Repetitorium für die Pharmacie (first series; later continued by Johann Andreas Buchner).

In 1804, he noticed that when a solution of uranium chloride in ether was exposed to sunlight, it quickly changed colour from bright yellow to green and precipitated.

He died from arsenic poisoning in Munich on 16 July 1815, age 39.

[2] This article contains content from the Owl Edition of Nordisk familjebok, a Swedish encyclopedia published between 1904 and 1926, now in the public domain.