| Marcin Mrożek | |
| Fullname: | Marcin Mrożek |
| Birth Date: | 26 February 1990 |
| Birth Place: | Targanice, Poland |
| Height: | 1.76 m |
| Weight: | 66 kg |
| Currentteam: | Retired |
| Discipline: | Road |
| Role: | Rider |
| Amateuryears1: | 2009 |
| Amateurteam1: | TC Chrobry Felt Głogów |
| Amateuryears2: | 2011–2012 |
| Amateurteam2: | Fracor Aba Arredamenti Grupposei |
| Amateuryears3: | 2013–2015 |
| Amateurteam3: | Vejus–TMF |
| Proyears1: | 2014 |
| Proteam1: | (stagiaire) |
| Proyears2: | 2016–2017 |
Marcin Mrożek (born 26 February 1990) is a Polish former cyclist, who rode professionally for UCI Professional Continental team,[1] in 2016 and 2017.