Greg is a distinctive boys' name in United States, ranking #3315 in 2015 with 34 recorded births. The name reached its all-time peak in 1996 with 112 births ranking #1082. Since 1996, the popularity has decreased by 69.6%. In 2015, approximately 1 in every 56,361 boys born was named Greg. STABLE Recent data shows the name is currently stable.