Kazuaki (written: , , , , , , or ) is a masculine Japanese given name. Notable people with the name include:
*, Japanese freestyle skier
*, Japanese football goalkeeper (J2 League)
*, Japanese speed skater
*, Japanese footballer
*, Japanese scientist
*, Japanese photographer, film director and music video director
*, Japanese football midfielder (J.League)
*
(born 1979), Japanese Shotokan karate instructor
*, Japanese football midfielder (J.League)
*, Japanese rower
*, Japanese baseball pitcher
*, Japanese politician
*, Japanese football midfielder and manager
*, Japanese cyclist
*, Japanese calligrapher, Zen teacher, writer and translator
*, Japanese football midfielder (J.League)
*, Japanese samurai
{{given name
Japanese masculine given names