Wilhelm is a distinctive boys' name in United States, ranking #4912 in 2009 with 20 recorded births. The name reached its all-time peak in 2014 with 38 births ranking #3035. Since 1996, the popularity has increased by 122.2%. In 2009, approximately 1 in every 99,165 boys born was named Wilhelm. RISING Recent data shows the name is currently rising.