Gregory is a moderately popular boys' name in United States, ranking #122 in 1999 with 3,048 recorded births. The name reached its all-time peak in 1996 with 3,994 births ranking #98. Since 1996, the popularity has decreased by 23.7%. In 1999, approximately 1 in every 630 boys born was named Gregory. FALLING Recent data shows the name is currently falling.