Corneilus is a distinctive boys' name in United States, ranking #7663 in 2001 with 8 recorded births. The name reached its all-time peak in 2000 with 10 births ranking #6403. Since 1996, the popularity has increased by 14.3%. In 2001, approximately 1 in every 242,854 boys born was named Corneilus. RISING Recent data shows the name is currently rising.