Saiko may refer to:
Saikō, a Japanese era Saiko, a Spanish singer Saiko (band), a Chilean rock band Saiko Lake, in Yamanashi Prefecture, Japan
People , Japanese painter, poet and calligrapher Jean-Philippe Saïko (born 1990), New Caledonian footballer Shaun Saiko (born 1989), Canadian soccer player , Japanese women's footballer
See also Psycho (disambiguation) Saiko (comics), a fictional character in the comic book series Nightwing Saikot, a village in Uttarakhand, India Seiko (disambiguation)