Löwenthal, Lowenthal or Loewenthal is a surname of Yiddish and Germanic language origin.

Notable people with this name include:

• Gerhard Löwenthal (1922–2002), German journalist
• Johann Löwenthal (1810–1876), Hungarian Jewish chess player
• Leo Löwenthal (1900–1993), German sociologist
• Richard Löwenthal (1908–1991), German journalist

Loewenthal

• Elena Loewenthal, Italian historian and translator
• Käthe Loewenthal, German Modernist landscape painter
• Naftali Loewenthal, Jewish academic from England
• Wilhelm Loewenthal (1850–1894), French doctor of medicine
• Del Loewenthal, British psychotherapist

Lowenthal

• Alan Lowenthal (born 1941), American politician
• Bill Lowenthal (1909–1989), Australian rules footballer
• Bonnie Lowenthal (born 1940), American politician
• David Lowenthal (1923–2018), American-born British geographer and historian, son of Max, brother of John
• Jerome Lowenthal (born 1932), American classical pianist
• John Lowenthal (1925–2003), American law professor, lifelong defender of Alger Hiss, son of Max, brother of David
• Josh Lowenthal (born 1970), American politician
• Max Lowenthal (1888–1971), American lawyer, longtime associate of Harry S. Truman, father of John and David
• Sally Jessy Raphael (née Lowenthal; born 1935), American TV personality
• Yuri Lowenthal (born 1971), American voice actor

• All pages with titles containing Lowenthal
• All pages with titles containing Loewenthal
• Löwenthal's method, a method of titration of tannin
• Levental, surname
• Löwendal