Reiko (れいこ, レイコ, 麗子, 怜子, 伶子, 玲子, 令子, 礼子, 禮子) is a feminine Japanese given name. Notable people with the name include:
Reiko Aylesworth (born 1972), an American actressReiko Chiba (born 1975), a J-pop idolReiko Dan, a Japanese actressReiko Douglas, a singer and comic, wife of Emmy-winning comedy writer Jack DouglasReiko Ike (born 1953), a Japanese actress and singerReiko Katsura, an actorReiko Kiuchi (born 1968), a Japanese voice actressReiko Kudo, a Japanese singer with the group Maher Shalal Hash BazReiko Kuroda (born 1947), a Japanese chemist and professor at University of TokyoReiko Nakamura (born 1982), a Japanese swimmer, bronze medalist in the 2004 Summer OlympicsReiko Ohara (born 1946), a Japanese actressReiko Okano, (born 1960), a Japanese manga artistReiko Okuyama, a Japanese animatorReiko Omori (born 1984), a Japanese voice actress and J-pop idolReiko Oshida (born 1948), a Japanese actress and singerReiko Sato (1931 - 1981), an American dancer and actressReiko Takagi (born 1973), a Japanese voice actressReiko Takashima (born 1964), a Japanese actressReiko Tosa (born 1976), a Japanese long-distance runnerReiko Yamashita (born 1973), a J-pop singer, member of the group OororagoninmusumeReiko Yasuhara (born 1969), a Japanese singer and voice actressReiko Yoshida, a Japanese screenwriter