Mitsuko Coudenhove (クーデンホーフ 光子 Kūdenhōfu Mitsuko), the mother of Richard Nikolaus Graf Coudenhove-Kalergi

Mitsuko Souma (相馬 光子 Sōma Mitsuko)

Mitsuko Uchida (内田 光子 Uchida Mitsuko)

Shiga Mitsuko (四賀 光子 Shiga Mitsuko)

Mitsuko the Boar

Mitsuko Horie (堀江 美都子 Horie Mitsuko)

Mitsuko Baisho (倍賞 美津子 Baishō Mitsuko)

Mitsuko is a Japanese feminine personal name, and can refer to:

Mitsuko Komyoji, a central character in the Android Kikaider manga and anime series.

Mitsouko Yorisaka, a character in Claude Farrère's novel La Bataille, and namesake of Guerlain's perfume "Mitsouko"