Mariko (まりこ, マリコ, 茉莉子, 真理子, 万里子, 眞里子, 万利子) is a feminine Japanese given name.
The name Mariko can be written using various kanji characters, each of which has a different meaning, such as the following: The name can also be written in hiragana or katakana: Notable people with the given name Mariko include: Notable fictional characters with the given name Mariko include: