Denny is a distinctive boys' name in United States, ranking #3544 in 2016 with 31 recorded births. The name reached its all-time peak in 1997 with 98 births ranking #1207. Since 1996, the popularity has decreased by 68.0%. In 2016, approximately 1 in every 61,200 boys born was named Denny. FALLING Recent data shows the name is currently falling.