Gummer is a surname. Notable people with the surname include:
Alexandra Gummer (born 1992), Australian soccer playerBen Gummer (born 1978), British Conservative Party politicianDon Gummer (born 1946), American sculptor.George Gummer, Welsh rugby league footballerGrace Gummer (born 1986), American actressJason Gummer (born 1967), Welsh footballerJohn Gummer, Baron Deben (born 1939), British Conservative Party politicianMamie Gummer (born 1983), American actressPeter Gummer, Baron Chadlington (born 1942), British businessmanScott Gummer, American writer and editorTom Gummer (1894 – 1982), British boxer