Lothar or Lothair is a Danish, Finnish, German, Norwegian, and Swedish masculine given name, while Lotár is a Hungarian masculine given name. Both names are modern forms of the Germanic Chlothar (which is a blended form of Hlūdaz, meaning "fame", and Harjaz, meaning "army").[1][2] Notable people with this name include:
- Lothar Ahrendt (born 1936), former interior minister of the German Democratic Republic
- Lothar Albrich (1905–1978), Romanian hurdler
- Lothar Baumgarten (1944–2018), German artist
- Lothar Berg (1930–2015), German mathematician
- Lothar Bolz (1903–1986), East German politician
- Lothar-Günther Buchheim (1918–2007), German author
- Lothar Collatz (1910–1990), German mathematician
- Lothar Dräger (1927–2016), German comic writer
- Lothar Emmerich (1941–2003), German football player and manager
- Lothar von Faber (1817–1896), German industrialist
- Lothar Forcart (1902–1990), Swiss zoologist
- Lothar Geisler (1936–2019), German football player
- Lothar Hause (born 1955), East German football player
- Lothar Kreyssig, German bureaucrat and opposer of Aktion T4
- Lothar Kurbjuweit (born 1950), East German football player
- Lothar Lindtner (1917–2005), Norwegian actor
- Lothar Machtan (born 1949), German historian, writer
- Lothar Malskat (1913–1988), German painter and art restorer
- Lothar Matthäus (born 1961), German football player and manager, 1990 World Cup winner
- Lothar Matthes (born 1947), German diver
- Lothar de Maizière (born 1940), last Prime Minister of East Germany (1990)
- Lothar Meggendorfer (1847–7 July 1925), German illustrator
- Lothar Meyer (1830–1895), German chemist
- Lothar Mendes (1894–1974), German screenwriter and film director
- Lothar Metz (1939–2021), German wrestler and Olympic medalist
- Lothar Milde (born 1934), East German athlete who competed mainly in the discus throw
- Lothar Müthel (1896–1964), German stage and film actor and director
- Lothar Osterburg (born 1961), German artist
- Lothar Rendulic (1887–1971), Austrian Nazi General in the Wehrmacht, one of the principal commanders of Courland Pocket, Lapland War, Continuation War, Operation Kutuzov and Prague Offensive
- Lothar von Richthofen (1894–1922), fighter ace and younger brother of top-scoring ace Manfred von Richthofen (the Red Baron)
- Lothar Sippel (born 1965), German football player
- Lothar Späth (1937–2016), German politician
- Lothar Spranger, East German footballer
- Lothar von Trotha (1848–1920), a German military commander who instigated the Herero massacre
- Lothar Ulsaß (1940–1999), German football player
- Lothar Wolleh (1930–1979), German photographer
"Lothar". Name-doctor.com. Retrieved February 6, 2020. "Lothár". Name-doctor.com. Retrieved February 6, 2020.