Siame is a Zambian surname. Notable people with the surname include:
David Siame (born 1976), Zambian former football striker Gift Siame (born 2006), Zambian footballer Lameck Siame (born 1997), Zambian football goalkeeper Sydney Siame (born 1997), Zambian sprinter
See also Made Siamé (1885–1974), French stage and film actress Siam (disambiguation)