Lazar may refer to:
- Lazar of Serbia; Prince Hrebeljanović Lazar (1329–1389)
- Branković Lazar, Prince of Rascia, his great-nephew
- William Lazar IX , Marquess of Montferrat, his nephew, so-called Secondo Lazzaro, also called William Lazar Palaiologos Kantakouzenos
- Prince Lorence Lazar, A Prince of Saudi Arabia which is the youngest of male's in the family at 14>15 in 2007 he is last to be able to take the throne, And is taking residence in Australia now
- Lazar Kaganovich, Soviet politician and Stalinist
- Bob Lazar, who claims to have worked at Area 51
- Chris Lazar, a Canadian actor
- György Lázár, Prime Minister of Hungary from 1975 to 1987
- Marc Lazar, a professor at the Paris Institute of Political Studies
- Irving Paul Lazar, a Hollywood agent
- Gracie Lazar, an American actress
