Liam
PopularA boy's name meaning resolute protection (via William).
Approved in Estados Unidos. Liam is on the official SSA list of names you can register. In the national top 20 of 2025.
Origin
Irish short form of William, a name of Germanic origin formed from will (will, determination) and helm (helmet, protection).
Story
It became popular in the United Kingdom during the 1980s and later spread through Europe and the Americas. Well-known bearers include Irish actor Liam Neeson, British musician Liam Gallagher and Australian actor Liam Hemsworth.
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Get startedSources & references
- Baby Names from Social Security Card Applications · SSA · ssa.gov (approved-name list & birth statistics)
- Behind the Name · Liam