| Marek Marušiak | |
| Position: | Forward |
| Shoots: | Left |
| Height Ft: | 6 |
| Height In: | 0 |
| Weight Lb: | 183 |
| Team: | HK SKP Poprad
|
| League: | Slovak Extraliga |
| Birth Date: | 1990 9, df=yes |
| Birth Place: | Poprad, Slovakia |
| Career Start: | 2010 |
| Career End: | 2016 |
Marek Marušiak (born 19 September 1990) is a Slovak professional ice hockey player. Marušiak played with HK SKP Poprad in the Slovak Extraliga during the 2010–11 season and with the Paneuropa Kings of the European University Hockey League (EUHL) from the 2013-14 season to the 2015–16 season.