Brittni is a distinctive girls' name in United States, ranking #7550 in 2006 with 16 recorded births. The name reached its all-time peak in 1996 with 214 births ranking #916. Since 1996, the popularity has decreased by 92.5%. In 2006, approximately 1 in every 118,817 girls born was named Brittni. FALLING Recent data shows the name is currently falling.