Evan is a Welshmasculinegiven name derived from "lefen", a Welsh form for the name John. In other languages it could be compared to "Ivan", "Ian", and "Juan"; the name John is derived from the ancient Hebrew name יְהֹוחָנָןYəhôḥānān, which means "YHWH Is Gracious". Evan is also a Celtic name meaning "young warrior". It can also be the shortened version of the Greek name Evangelos. The name is also occasionally given to girls, as with actressEvan Rachel Wood. Other female versions of the name include Evanna and Eva. The surname version of the name often used is Evans. In Hebrew, Evan means "rock".
The popularity of the name Evan in the United States rose steadily over the last several decades, going from the 440th-ranked name in 1957 to peaking at the 35th-ranked name in 2009. It has since declined somewhat, but is still within the top 50 names in the US.