Löwenstein (German: lion stone), also rendered Loewenstein or Lowenstein, may refer to:
Lowenstein:
Lowenstein Sandler, a New Jersey law firm
Alfred Lowenstein, Belgian soldier, aviator, sportsman, and businessman
Allard K. Lowenstein, former U.S. Congressman and civil rights leader
Doug Lowenstein, founder and former President of the Entertainment Software Association
Evan and Jaron Lowenstein, Jewish American brothers who perform as Evan and Jaron
John Lowenstein, Major league baseball player
Richard Lowenstein, Australian film director
Roger Lowenstein, American financial journalist
Susan Lowenstein, a fictional character in the novel and film, The Prince of Tides
Lowenstein Jensen medium, a growth medium used to specifically grow Mycobacterium tuberculosis
Löwenstein:
Löwenstein, a city in Baden-Württemberg, Germany.
Löwenstein-Wertheim, former state of the Holy Roman Empire
Hubertus Prinz zu Löwenstein-Wertheim-Freudenberg (1906–1984), German politician and journalist
Rudolf Löwenstein (1819–1891), German author
Hans Louis Ferdinand von Löwenstein zu Löwenstein (1874–1959), German politician
Loewenstein
Antony Loewenstein, Jewish-Australian political activist and journalist
George Loewenstein, Professor of Economics and Psychology
Jason Loewenstein, American rock musician and a member of the indie-rock band Sebadoh
Jennifer Loewenstein, American professor and political activist
Rudolph Loewenstein (psychoanalyst), disciple of Sigmund Freud
Rupert Loewenstein, German-Bavarian aristocrat and the longtime financial manager of the rock band The Rolling Stones.