Britain is a distinctive girls' name in United States, ranking #7791 in 2007 with 16 recorded births. The name reached its all-time peak in 2017 with 38 births ranking #3929. Since 1996, the popularity has increased by 33.3%. In 2007, approximately 1 in every 120,153 girls born was named Britain. FALLING Recent data shows the name is currently falling.