Willis is a distinctive boys' name in United States, ranking #2274 in 2021 with 62 recorded births. The name reached its all-time peak in 1996 with 113 births ranking #1078. Since 1996, the popularity has decreased by 45.1%. In 2021, approximately 1 in every 28,197 boys born was named Willis. FALLING Recent data shows the name is currently falling.