Wilber is a distinctive boys' name in United States, ranking #2215 in 2001 with 47 recorded births. The name reached its all-time peak in 2006 with 81 births ranking #1736. Since 1996, the popularity has increased by 42.4%. In 2001, approximately 1 in every 41,337 boys born was named Wilber. FALLING Recent data shows the name is currently falling.