Leonard of Noblac   (m)   ?-559  
Saints
Leonard of Vandoeuvre   (m)   ?-570  
Saints
Leonardus van Veghel   (a.k.a. Leonard)   (m)   ?-1572  
Saints
Leonard Kimura   (m)   ?-1619  
Saints
Leonardo of Porto Maurizio   (a.k.a. Leonard)   (m)   1676-1751  
Saints
Nicolas Léonard Sadi Carnot   (m)   1796-1832  
Notable Scientists and Inventors
Léon Faucher   (m)   1803-1854  
French Presidents and Prime Ministers   1851   (prime minister)
Justinus van der Brugghen   (a.k.a. Leonard)   (m)   1804-1863  
Dutch Prime Ministers   1856-1858
Hjalmar Hammarskjöld   (a.k.a. Leonard)   (m)   1862-1953  
Swedish Prime Ministers   1914-1917
Georges Theunis   (a.k.a. Léonard)   (m)   1873-1966  
Belgian Prime Ministers   1921-1925; 1934-1935
Jimmy Tremeer   (a.k.a. Leonard)   (m)   1874-1951  
Olympic Medalists   1908   400 m hurdles   (bronze)
Jack L. Warner   (a.k.a. Leonard)   (m)   1892-1978  
Notable Businesspeople
James Callaghan   (a.k.a. Leonard)   (m)   1912-2005  
British Prime Ministers   1976-1979
Leonard Bernstein   (m)   1918-1990  
Notable Musicians
Arthur Leonard Schawlow   (m)   1921-1999  
Nobel Prize Winners   1981   (physics)
Notable Scientists and Inventors
Leo Tindemans   (m)   1922-2014  
Belgian Prime Ministers   1974-1978
Lenny Bruce   (m)   1925-1966  
Notable Actors and Entertainers   (comedian)
Len Ford   (m)   1926-1972  
Hall-of-Famers   1976   (football)
Leonard "Red" Kelly   (m)   1927-2019  
Hall-of-Famers   1969   (ice hockey)
Notable Athletes   (ice hockey)
Lennie Niehaus   (m)   1929-2020  
Notable Musicians
Leonard Nimoy   (m)   1931-2015  
Notable Actors and Entertainers   (actor)
Leon Gregory   (m)   1932-  
Olympic Medalists   1956   4x400 m relay   (silver)
Leo Canjels   (m)   1933-2010  
Notable Athletes   (soccer)
Lenny Moore   (m)   1933-  
Hall-of-Famers   1975   (football)
Leonard Cohen   (m)   1934-2016  
Notable Musicians
Rock and Roll Hall-of-Famers   2008  
Len Dawson   (m)   1935-2022  
Hall-of-Famers   1987   (football)
Notable Athletes   (football)
Lenny Wilkens   (m)   1937-  
Hall-of-Famers   1989; 1998   (basketball)
Notable Athletes   (basketball)
Len Cariou   (m)   1939-  
Notable Actors and Entertainers   (actor)
Gareth Hunt   (a.k.a. Leonard)   (m)   1942-2007  
Notable Actors and Entertainers   (actor)
Lenny Davidson   (m)   1944-  
Rock and Roll Hall-of-Famers   2008   The Dave Clark Five
Timothy Dalton   (a.k.a. Leonard)   (m)   1946-  
Notable Actors and Entertainers   (actor)
Ed O'Neill   (a.k.a. Leonard)   (m)   1946-  
Notable Actors and Entertainers   (actor)
Eckhart Tolle   (a.k.a. Leonard)   (m)   1948-  
Notable Writers
Jonathan Cain   (a.k.a. Leonard)   (m)   1950-  
Rock and Roll Hall-of-Famers   2017   Journey
Gregg L. Semenza   (a.k.a. Leonard)   (m)   1956-  
Nobel Prize Winners   2019   (medicine)
Timothy Spall   (a.k.a. Leonard)   (m)   1957-  
Notable Actors and Entertainers   (actor)
Adrian Lukis   (a.k.a. Leonard)   (m)   1957-  
Notable Actors and Entertainers   (actor)
Lenny Kravitz   (m)   1964-  
Notable Musicians
Leonard "Bones" McCoy   (m)  
Fictional Characters from Television   1966   Star Trek
Lenny Abrahamson   (m)   1966-  
Notable Filmmakers
Leonard Waggedorn   (m)  
Fictional Characters from Television   1968   Julia
Jairo Patiño   (a.k.a. Leonard)   (m)   1978-  
Notable Athletes   (soccer)
Leonard   (m)  
Fictional Characters from Song Titles   1980   Leonard
Joseph Gordon-Levitt   (a.k.a. Leonard)   (m)   1981-  
Notable Actors and Entertainers   (actor)
Big Sean   (a.k.a. Leonard)   (m)   1988-  
Notable Musicians
Lennie Briscoe   (a.k.a. Leonard)   (m)  
Fictional Characters from Television   1990   Law & Order
Leo Chingkwake   (m)  
Fictional Characters from Television   1998   That '70s Show
Stan Smith   (a.k.a. Leonard)   (m)  
Fictional Characters from Television   2005   American Dad!
Leonard Hofstadter   (m)  
Fictional Characters from Television   2007   The Big Bang Theory
Leonard   (m)  
Fictional Characters from Song Titles   2012   Leonard
Leonard Peacock   (m)  
Fictional Characters from Books   2013   Forgive Me, Leonard Peacock