Britain is a distinctive girls' name in United States, ranking #4315 in 2015 with 33 recorded births. The name reached its all-time peak in 2017 with 38 births ranking #3929. Since 1996, the popularity has increased by 175.0%. In 2015, approximately 1 in every 54,080 girls born was named Britain. FALLING Recent data shows the name is currently falling.