Brittni is a distinctive girls' name in United States, ranking #17349 in 2012 with 5 recorded births. The name reached its all-time peak in 1996 with 214 births ranking #916. Since 1996, the popularity has decreased by 97.7%. In 2012, approximately 1 in every 352,148 girls born was named Brittni. FALLING Recent data shows the name is currently falling.