Deja is a distinctive girls' name in United States, ranking #1593 in 2012 with 136 recorded births. The name reached its all-time peak in 1996 with 1,638 births ranking #182. Since 1996, the popularity has decreased by 91.7%. In 2012, approximately 1 in every 12,947 girls born was named Deja. FALLING Recent data shows the name is currently falling.