Demarii is a distinctive boys' name in United States, ranking #12486 in 2025 with 5 recorded births. This places Demarii in the bottom 10% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2021 with 8 births ranking #9020. In 2025, approximately 1 in every 341,615 boys born was named Demarii. STABLE Recent data shows the name is currently stable.