Jefferey is a distinctive boys' name in United States, ranking #7321 in 2007 with 11 recorded births. The name reached its all-time peak in 1997 with 32 births ranking #2520. Since 1996, the popularity has decreased by 63.3%. In 2007, approximately 1 in every 188,658 boys born was named Jefferey. RISING Recent data shows the name is currently rising.