Mathai is a distinctive boys' name in United States, ranking #9403 in 2012 with 8 recorded births. This places Mathai 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 2012 with 8 births ranking #9403. In 2012, approximately 1 in every 237,078 boys born was named Mathai. STABLE Recent data shows the name is currently stable.