| Matías Hernán Mayedonchi | |
| Fullname: | Matías Hernán Mayedonchi |
| Birth Date: | February 18, 1989 |
| Birth Place: | Buenos Aires, Argentina |
| Position: | Universal |
| Currentclub: | Shriker Osaka |
| Years1: | 2009–2011 |
| Clubs1: | Nagoya Oceans B |
| Years2: | 2012–2017 |
| Years3: | 2017-2019 |
| Years4: | 2019- |
| Nationalyears1: | 2014– |
| Pcupdate: | March 15, 2011 |
| Ntupdate: | January 10, 2014 |
Matías Hernán Mayedonchi (前鈍内マティアスエルナン, born 18 February 1989) is an Argentina-born Japanese futsal player who plays for Shriker Osaka.[1] He made his first appearance at Japan national futsal team in a friendly game vs Croatia in 2014.