Json is a distinctive boys' name in United States, ranking #13151 in 2024 with 5 recorded births. The name reached its all-time peak in 1996 with 49 births ranking #1857. Since 1996, the popularity has decreased by 89.8%. In 2024, approximately 1 in every 343,063 boys born was named Json. FALLING Recent data shows the name is currently falling.