Hiroki is a distinctive boys' name in United States, ranking #8412 in 2018 with 9 recorded births. The name reached its all-time peak in 1996 with 17 births ranking #3895. Since 1996, the popularity has decreased by 47.1%. In 2018, approximately 1 in every 201,719 boys born was named Hiroki. RISING Recent data shows the name is currently rising.