Jefferey is a distinctive boys' name in United States, ranking #7966 in 2009 with 10 recorded births. The name reached its all-time peak in 1997 with 32 births ranking #2520. Since 1996, the popularity has decreased by 66.7%. In 2009, approximately 1 in every 198,331 boys born was named Jefferey. RISING Recent data shows the name is currently rising.