Wilhelm is a distinctive boys' name in United States, ranking #4158 in 1999 with 18 recorded births. The name reached its all-time peak in 2014 with 38 births ranking #3035. Since 1996, the popularity has increased by 100.0%. In 1999, approximately 1 in every 106,672 boys born was named Wilhelm. RISING Recent data shows the name is currently rising.