| Marin Pilj | |
| Birth Date: | 3 December 1996 |
| Birth Place: | Osijek, Croatia[1] |
| Height: | 1.65 m |
| Position: | Midfielder |
| Currentclub: | Terengganu FC |
| Clubnumber: | 61 |
| Youthyears1: | 2003–2006 |
| Youthclubs1: | Valpovka Valpovo |
| Youthyears2: | 2006–2009 |
| Youthclubs2: | Osijek |
| Youthyears3: | 2009–2014 |
| Youthclubs3: | KNŠ Hypo Limač |
| Years1: | 2015–2016 |
| Clubs1: | Belišće |
| Caps1: | 34 |
| Goals1: | 2 |
| Years2: | 2016–2018 |
| Clubs2: | Novigrad |
| Caps2: | 28 |
| Goals2: | 5 |
| Years3: | 2018 |
| Clubs3: | Osijek II |
| Caps3: | 18 |
| Goals3: | 7 |
| Years4: | 2018–2021 |
| Clubs4: | Osijek |
| Caps4: | 100 |
| Goals4: | 7 |
| Years5: | 2022 |
| Clubs5: | Olimpija Ljubljana |
| Caps5: | 23 |
| Goals5: | 2 |
| Years6: | 2022–2024 |
| Clubs6: | Varaždin |
| Caps6: | 48 |
| Goals6: | 3 |
| Club-Update: | 28 June 2024 |
| Years7: | 2024- |
| Clubs7: | Terengganu FC |
| Caps7: | 11 |
| Goals7: | 3 |
Marin Pilj (born 3 December 1996) is a Croatian professional footballer who plays as a midfielder for Terengganu FC.