Kiyoshi is a distinctive boys' name in United States, ranking #8618 in 2025 with 9 recorded births. The name reached its all-time peak in 1996 with 16 births ranking #4112. Since 1996, the popularity has decreased by 43.8%. In 2025, approximately 1 in every 189,786 boys born was named Kiyoshi. FALLING Recent data shows the name is currently falling.