Vonnegut ( VON-ig-ut) is a German-rooted surname. Vonnegut is derived from two German words, vonn(e), meaning 'by', and gut, meaning 'good'.[1]
Notable people with the surname Vonnegut include:
- Kurt Vonnegut (1922–2007), American science fiction writer
- Clemens Vonnegut (1824–1906), German-American businessman, great-grandfather of Kurt Vonnegut
- Bernard Vonnegut I (1855–1908), American lecturer and architect, son of Clemens Vonnegut, Sr. and grandfather of Kurt
- Kurt Vonnegut, Sr. (1884–1957), American architect and lecturer, son of Bernard I and father of Kurt
- Bernard Vonnegut (1914–1997), American atmospheric scientist, elder brother of Kurt
- Edith Vonnegut (born 1949), American painter, daughter of Kurt
- Mark Vonnegut (born 1947), American memoirist and journalist, son of Kurt
- Norb Vonnegut (born 1958), American thriller author, fourth cousin of Kurt