Dryfoos is a surname. It is an anglicized variation of the German surnames Dreifuss, Dreyfuss or Dreyfus. Notable people with the surname include:
Joy G. Dryfoos (1925–2012), American sociologist Nancy Proskauer Dryfoos (1918–1991) American sculptor Orvil Dryfoos (1912–1963), American newspaper publisher
See also Dreyfus (surname) Dreifuss (surname)