Jonnathan is a distinctive boys' name in United States, ranking #8559 in 2025 with 9 recorded births. The name reached its all-time peak in 1999 with 50 births ranking #1947. Since 1996, the popularity has decreased by 67.9%. In 2025, approximately 1 in every 189,786 boys born was named Jonnathan. STABLE Recent data shows the name is currently stable.