Lazarus \l(a)-za-rus\ as a boy's name is of Hebrew origin, and the meaning of Lazarus is "God is my help". Biblical name: Jesus raised Lazarus from the dead. Since the Middle Ages, the name has been been used as a synonym for a leper.

Lazarus has 8 variant forms: Eleazer, Lazar, Lazare, Lazarillo, Lazaro, Lazear, Lazer and Lazzaro.

For more information, see also the related name Eleazar.