Knudtzon

Knudtzon is a surname. Notable people with the surname include:
 * Annelise Knudtzon (1914–2006), Norwegian textile artist
 * Birger Knudtzon (born 1936), retired Norwegian rower
 * Broder Knudtzon (1788–1864), Norwegian merchant, politician and benefactor
 * Erling Knudtzon (born 1988), Norwegian football midfielder
 * Hans Carl Knudtzon (1751–1823), Norwegian merchant, ship-owner and politician
 * Jørgen Alexander Knudtzon (1854–1917), Norwegian linguist and historian
 * Jørgen von Cappelen Knudtzon (1784–1854), Norwegian businessman and patron of the arts
 * Leif Knudtzon (1895–1925), Norwegian modern pentathlete
 * Nic Knudtzon (1922–2013), Norwegian telecommunications engineer