Dennise is a distinctive girls' name in United States, ranking #2331 in 1997 with 57 recorded births. This places Dennise in the top 14% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2001 with 78 births ranking #2116. Since 1996, the popularity has increased by 14.0%. In 1997, approximately 1 in every 30,538 girls born was named Dennise. FALLING Recent data shows the name is currently falling.