Leonard

Leonard can be

Places in the United States
 Leonard, Michigan
 Leonard, Minnesota
 Leonard, Missouri
 Leonard, North Dakota
 Leonard, Oklahoma
 Leonard, Texas

People 
Given name
Leonard Bernstein (d. 1990), American conductor and composer

Leonhard Euler (d. 1783), Swiss mathematician
Leonardo Fibonacci (d. after 1240), Italian mathematician

Leonard "Lenny" Kravitz (born 1964), American singer and songwriter

Leonard Maltin (born 1950), American film critic and film historian
Leonard Nimoy (d. 2015), American actor and film director

Leonard Peltier(born 1944), American Activist 
Leonard Rickhard, Norwegian painter
Leonard "Lennie" Rosenbluth (d. 2022), American basketball player
Leonard Rosenman (d. 2008), American composer
Leonard Alfred Schneider (d. 1966), AKA Lenny Bruce, American stand-up comedian, social critic, & satirist

Surname
 Bobby Leonard (d. 2021), American basketball coach

 Cecil Leonard (d. 2020), American football

 Elmore Leonard (d. 2013), American novelist

 Gustav Leonhardt (d. 2012), Dutch musician, conductor, musicologist

 John Leonard (critic) (d. 2008), American critic, pen name Cyclops

 Sugar Ray Leonard (born 1956), American boxer