Brittania is a distinctive girls' name in United States, ranking #14945 in 2013 with 6 recorded births. The name reached its all-time peak in 1998 with 10 births ranking #8680. Since 1996, the popularity has decreased by 14.3%. In 2013, approximately 1 in every 292,402 girls born was named Brittania. FALLING Recent data shows the name is currently falling.