Spenser is a distinctive boys' name in United States, ranking #5640 in 2011 with 16 recorded births. The name reached its all-time peak in 1996 with 137 births ranking #948. Since 1996, the popularity has decreased by 88.3%. In 2011, approximately 1 in every 118,687 boys born was named Spenser. FALLING Recent data shows the name is currently falling.