Spenser is a distinctive boys' name in United States, ranking #6624 in 2015 with 13 recorded births. The name reached its all-time peak in 1996 with 137 births ranking #948. Since 1996, the popularity has decreased by 90.5%. In 2015, approximately 1 in every 147,404 boys born was named Spenser. FALLING Recent data shows the name is currently falling.