Ichiko (written: 一子, 市子, 伊知子, 以知子 or イチコ in katakana) is a feminine Japanese given name. Notable people with the name include:
*, Japanese singer-songwriter
*, Japanese singer-songwriter
*, Japanese musician, composer and singer
*, Japanese volleyball player
*, Japanese journalist, feminist, writer, translator, and critic.
*, Japanese J-Pop singer who was part of the group
Aurora Gonin Musume
Fictional characters
*, a character in the anime OVA ''Munto''
*, protagonist of the manga series ''Binbō-gami ga!''
*Ichiko Yagura, a character in the horror video game ''
Forbidden Siren 2''
*Ichiko Ohya, a character in the video game ''
Persona 5''
{{given name
Japanese feminine given names