Spenser is a distinctive boys' name in United States, ranking #1286 in 1998 with 94 recorded births. The name reached its all-time peak in 1996 with 137 births ranking #948. Since 1996, the popularity has decreased by 31.4%. In 1998, approximately 1 in every 20,333 boys born was named Spenser. FALLING Recent data shows the name is currently falling.