Otniel is a distinctive boys' name in United States, ranking #13488 in 2006 with 5 recorded births. The name reached its all-time peak in 2018 with 22 births ranking #4571. Since 1996, the popularity has decreased by 16.7%. In 2006, approximately 1 in every 411,024 boys born was named Otniel. FALLING Recent data shows the name is currently falling.