Britain is a distinctive girls' name in United States, ranking #5038 in 2001 with 23 recorded births. The name reached its all-time peak in 2017 with 38 births ranking #3929. Since 1996, the popularity has increased by 91.7%. In 2001, approximately 1 in every 78,285 girls born was named Britain. FALLING Recent data shows the name is currently falling.