Spenser is a distinctive boys' name in United States, ranking #5949 in 2012 with 15 recorded births. The name reached its all-time peak in 1996 with 137 births ranking #948. Since 1996, the popularity has decreased by 89.1%. In 2012, approximately 1 in every 126,442 boys born was named Spenser. FALLING Recent data shows the name is currently falling.