| Mamiko Matsumoto | |
| Birth Date: | 9 October 1997 |
| Birth Place: | Chiba Prefecture, Japan |
| Height: | 1.68 m |
| Position: | Goalkeeper |
| Currentclub: | Mainz 05 |
| Clubnumber: | 1 |
| Years1: | 2016-2019 |
| Clubs1: | Urawa Red Diamonds Ladies |
| Caps1: | 9 |
| Goals1: | 0 |
| Nationalyears1: | 2013-2014 |
| Nationalteam1: | Japan U-17 |
| Years2: | 2020-2024 |
| Clubs2: | MyNavi Sendai |
| Caps2: | 64 |
| Goals2: | 0 |
| Years3: | 2024- |
| Clubs3: | Mainz 05 |
| Nationalteam2: | Japan U-20 |
| Nationalteam3: | Japan |
| Nationalyears2: | 2015-2016 |
| Nationalyears3: | 2017 |
Mamiko Matsumoto (born 9 October 1997) is a Japanese professional footballer who plays as a goalkeeper for Regionalliga club Mainz 05.[1]
Matsumoto made her WE League debut on 12 September 2021.[2]