Delbert is a distinctive boys' name in United States, ranking #5084 in 2012 with 18 recorded births. The name reached its all-time peak in 1997 with 42 births ranking #2104. Since 1996, the popularity has decreased by 55.0%. In 2012, approximately 1 in every 105,368 boys born was named Delbert. FALLING Recent data shows the name is currently falling.