Landwehr is a German language surname.

List of people with the surname

• Albrecht Landwehr, mayor of in Vohwinkel 1919–1929
• Achim Landwehr (born 1968), German historian
• Andreas Landwehr (borb 1959), German journalist
• Brenda Landwehr, American politician
• Gordian Landwehr (1912–1998), German Dominican prior
• Gottfried Landwehr (1929–2013), German physicist
• Heinrich Landwehr (1908–1974), German politician (SPD)
• Hermann Landwehr (1884–1955), German lawyer and ministerial official
• Johann Landwehr (recorded around 1658–1670), German artist, son of Jürgen Landwehr
• Jürgen Landwehr (ca. 1580–1646) German artist
• Karl-Heinrich Landwehr (born 1935), German company lawyer
• Ludwig Landwehr (1897–1981), German politician
• Lutz Landwehr von Pragenau (born 1963), German composer
• Mathis Landwehr (born 1980), German actor
• Richard Landwehr, author of books about the Waffen-SS
• Wilma Landwehr (1913–1981), German politician (SPD)