| Headercolor: | lightblue |
| Marco Matellini | |
| Fullname: | Marco Rodolfo Matellini Walker[1] |
| Birth Date: | 18 January 1972 |
| Birth Place: | Lima, Peru |
| Weight: | 890NaN0 |
| Sport: | Shooting |
| Event: | Skeet |
| Show-Medals: | yes |
Marco Rodolfo Matellini Walker (born January 18, 1972, in Lima) is a Peruvian sport shooter.[2] At age thirty-six, Matellini made his official debut for the 2008 Summer Olympics in Beijing, where he competed in the men's skeet shooting. He finished only in fortieth place by four points ahead of Syria's Roger Dahi, for a total score of 95 targets.[3]