Liam is a distinctive girls' name in United States, ranking #8939 in 2011 with 13 recorded births. The name reached its all-time peak in 2017 with 38 births ranking #3960. In 2011, approximately 1 in every 135,293 girls 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.