Jefferey is a distinctive boys' name in United States, ranking #9159 in 2014 with 8 recorded births. The name reached its all-time peak in 1997 with 32 births ranking #2520. Since 1996, the popularity has decreased by 73.3%. In 2014, approximately 1 in every 240,055 boys born was named Jefferey. RISING Recent data shows the name is currently rising.