Wiessner is a surname. Notable people with the surname include:
Fritz Wiessner (1900–1988), German-American pioneer of free climbing Pauline Wiessner (born 1947), American anthropologist Siegfried Wiessner (born 1953), American law professor John Frederick Wiessner (1831-1897), German-American beer brewer in Baltimore, Maryland
See also Weisner, surname Weissner, surname Weitzner, surname Wiesner, surname