Brennecke is a German surname. Notable people with the surname include:

• Günther Brennecke (1927–2014), German field hockey player
• Horst Brennecke (born 1939), German field hockey player
• Joachim Brennecke (1919–2011), German actor
• Kurt Brennecke (1891–1982), German Wehrmacht general
• Nena de Brennecke (1883–?), Argentine artist
• Wilhelm Brennecke (1918–1998), German Luftwaffe pilot

• Wilhelm Brenneke (1865–1951) German entrepreneur
• Brenneke
• Benecke