It was derived from the Middle High German word forst ('forest') as a designation for a person living in a forest or near a forest, or as a designation for a person working in the forest. The name also appears in the Czech Republic. Notable people with the surname include:David Forst, American baseball executive
Donald Forst (1932–2014), American newspaper editor
Edward Forst, American businessman and administrator
Text adapted from Wikipedia, CC BY-SA 4.0. Photograph: H. Zell (see Commons), Wikimedia Commons.