Oniel is a distinctive boys' name in United States, ranking #7673 in 1999 with 8 recorded births. This places Oniel in the bottom 34% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 1998 with 11 births ranking #5729. In 1999, approximately 1 in every 240,011 boys born was named Oniel. RISING Recent data shows the name is currently rising.