Hartwig is a surname of Swedish origin, meaning brave in battle. The first appeared in Pomerania in the wake of the Thirty Years War.
Finnish variants of the name, derived from the North German form Harteke, include Hartik (archaic), Hartikka, Harto, Hartto, Harttu, Hartus, Harttula, Hartikkala, Hartoinen, Hartuinen and most often, Hartikainen, a Savonian noble variant.
The surname Hartwig may refer to:
Carter Hartwig (b. 1956), American professional football playerClayton Hartwig (1964–1989), American sailor accused of causing the 1989 explosion of the 16″ gun turret on the USS IowaErnst Hartwig (1851–1923), German astronomerEva Brigitta Hartwig, later Vera Zorina, German prima ballerina active in AmericaGay Hartwig (contemporary), American voice actressHeike Hartwig (b. 1962), German Olympic shot putterJeff Hartwig (b. 1967), American Olympic polevaulterJimmy Hartwig (b. 1954), German professional football playerJosef Hartwig (1880-1956), German sculptor, Bauhaus teacher, and designer of an iconic chess setJustin Hartwig (b. 1978), American professional football playerMarie Hartwig (1906–2001), American professor of physical education and advocate women’s sportsNicholas Hartwig (1857–1914), Russian diplomat; ambassador to Persia 1906–08 and to Serbia 1904–14Rex Hartwig (b. 1929), Australian professional tennis playerWolf C. Hartwig (b. 1921), German film producer