Delbert is a distinctive boys' name in United States, ranking #4634 in 2017 with 21 recorded births. This places Delbert in the top 33% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 1997 with 42 births ranking #2104. Since 1996, the popularity has decreased by 47.5%. In 2017, approximately 1 in every 88,110 boys born was named Delbert. FALLING Recent data shows the name is currently falling.