Denny is a distinctive boys' name in United States, ranking #4038 in 2021 with 26 recorded births. The name reached its all-time peak in 1997 with 98 births ranking #1207. Since 1996, the popularity has decreased by 73.2%. In 2021, approximately 1 in every 67,240 boys born was named Denny. FALLING Recent data shows the name is currently falling.