Brittni is a distinctive girls' name in United States, ranking #2000 in 2000 with 83 recorded births. The name reached its all-time peak in 1996 with 214 births ranking #916. Since 1996, the popularity has decreased by 61.2%. In 2000, approximately 1 in every 21,879 girls born was named Brittni. FALLING Recent data shows the name is currently falling.