US Popularity Rank: 1

Origin: Irish

Meaning: helmet of will, protection; Strong-willed warrior

Liam is a boy's given name of Irish origin. It is a diminutive of the British name William, meaning “helmet of will” or “protection.” Liam also points to a “strong-willed warrior,” so baby can hope to embody courage and determination as they flourish! Liam is popular in Ireland and the UK, with celebrities such as One Direction's Liam Payne and Irish actor Liam Neeson flying the flag.