Demontay is a distinctive boys' name in United States, ranking #8308 in 2010 with 9 recorded births. The name reached its all-time peak in 2002 with 16 births ranking #4757. Since 1996, the popularity has increased by 12.5%. In 2010, approximately 1 in every 213,157 boys born was named Demontay. RISING Recent data shows the name is currently rising.