Saeki (written: , or in katakana) is a Japanese surname. Notable people with the surname include:
, Japanese singer , Japanese admiral , Japanese actress , Japanese footballer , Japanese singer and voice actress , Japanese boxer , Japanese novelist , Japanese film director , Japanese tennis player , Japanese footballer P. Y. Saeki (1871–1965), Japanese scholar , Japanese voice actress , Japanese painter
Fictional characters , a character in the film series Ju-on , a character in the anime Bloom Into You , a character in the film series Ju-on , a character in the film series Ju-on , a character in the anime "Vivy: Fluorite Eye's Song"