Liam is a popular boys' name in United States, ranking #89 in 2007 with 5,141 recorded births. The name reached its all-time peak in 2024 with 22,164 births ranking #1. Since 1996, the popularity has increased by 194.1%. In 2007, approximately 1 in every 404 boys born was named Liam. STABLE Recent data shows the name is currently stable.
Liam is an Irish short form of William and carries the same broad meaning of determined or resolute protection. It has become one of the defining boys' names of the modern era.
The name rose from Irish use into worldwide popularity and later became especially dominant in the United States. Its success comes from how easily it combines heritage, brevity, and warmth.