Brittni is a distinctive girls' name in United States, ranking #916 in 1996 with 214 recorded births. This places Brittni in the top 6% of ranked US girls' names for the year. Its actual usage is classified as Uncommon. The name reached its all-time peak in 1996 with 214 births ranking #916. In 1996, approximately 1 in every 8,191 girls born was named Brittni. FALLING Recent data shows the name is currently falling.