Joanthony is a distinctive boys' name in United States, ranking #9982 in 2002 with 6 recorded births. This places Joanthony in the bottom 20% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2013 with 11 births ranking #7265. In 2002, approximately 1 in every 323,579 boys born was named Joanthony. FALLING Recent data shows the name is currently falling.