Knittelfeld (German: [ˈknitl̩ˌfɛlt]) is a city in Styria, Austria, located on the banks of the Mur river.

The name of the town has become notorious for the Knittelfeld Putsch of September 7, 2002, a party meeting of the Freedom Party of Austria, which resulted in the 2002 Austrian elections.

The following are past and present notable residents of Knittelfeld.

• Hermann Lichtenegger (1900–1984), resistance fighter, politician (KPÖ) and Govt. minister
• Lizzi Waldmüller (1904–1945), singer and actress
• Franz Weissmann (1911–2005), Brazilian sculptor, emigrated to Brazil aged 11, a founder of the Neo-Concrete Movement
• Karl Troll [de] (1923–1977), politician (SPÖ)
• Gert Hofbauer (1937–2017), Austrian conductor and trumpeter

• Zoran Lerchbacher (born 1972), darts player
• Klaus Ambrosch (born 1973), decathlete
• Harald Proczyk (born 1975), racing driver
• Jürgen Saler (born 1977), a retired Austrian footballer who scored over 280 goals
• Andi Siebenhofer (born 1977), extreme sports athlete and entrepreneur
• Stefan Rucker (born 1980), former racing cyclist
• Marcel Ritzmaier (born 1993), football player, played over 240 games

• Official website (in German)
• Pictures of and information about Knittelfeld in English
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