Denielle is a distinctive girls' name in United States, ranking #13987 in 2001 with 6 recorded births. The name reached its all-time peak in 1997 with 12 births ranking #7401. Since 1996, the popularity has decreased by 25.0%. In 2001, approximately 1 in every 300,093 girls born was named Denielle. FALLING Recent data shows the name is currently falling.