Willy is a distinctive boys' name in United States, ranking #1889 in 2001 with 59 recorded births. The name reached its all-time peak in 2008 with 60 births ranking #2236. Since 1996, the popularity has increased by 25.5%. In 2001, approximately 1 in every 32,929 boys born was named Willy. RISING Recent data shows the name is currently rising.