Herwig is both a masculine German given name and a surname. Notable people with the name include:
Given name: Herwig Ahrendsen (born 1948), German handball player Herwig Dirnböck (born 1935), Austrian sprint canoeist Herwig Drechsel (born 1973), Austrian footballer Herwig Görgemanns (born 1931), German classical scholar Herwig Kircher (born 1955), Austrian footballer Herwig Kogelnik (born 1932), Austrian electrical engineer Herwig Mitteregger (born 1953), Austrian musician Herwig Reiter (born 1941), Austrian composer Herwig Schopper (1924–2025), German physicist Herwig van Staa (born 1942), Austrian politician Herwig Wolfram (born 1934), Austrian historian
Surname: Bob Herwig (1914–1974), American football player Conrad Herwig (born 1959), American jazz trombonist Holger Herwig (born 1941), German-Canadian historian Malte Herwig (born 1972), German writer, journalist and literary critic Walther Herwig (1838–1912), German jurist, biologist and politician Christopher Herwig (born 1974), German-Canadian photographer and filmmaker