| Mariusz Szyszka | |
| Birth Date: | 18 January 1988 |
| Birth Place: | Poland |
| Position: | Defender |
| Youthyears1: | 2003–2005 |
| Youthclubs1: | Sparta Oborniki |
| Youthyears2: | 2006 |
| Youthclubs2: | Amica Wronki |
| Years1: | 2006–2007 |
| Clubs1: | Amica Wronki |
| Years2: | 2007–2009 |
| Caps2: | 2 |
| Goals2: | 0 |
| Years3: | 2008 |
| Clubs3: | →Pogoń Szczecin (loan) |
| Caps3: | 15 |
| Goals3: | 2 |
| Years4: | 2009 |
| Clubs4: | →Polonia Słubice (loan) |
| Caps4: | 3 |
| Goals4: | 1 |
| Years5: | 2009-2010 |
| Clubs5: | Nielba Wągrowiec |
| Years6: | 2010 |
| Clubs6: | Polonia Słubice |
| Years7: | 2011 |
| Clubs7: | Calisia Kalisz |
| Years8: | 2011 |
| Clubs8: | Lubuszanin Trzcianka |
| Years9: | 2012-2013 |
| Clubs9: | Sparta Oborniki |
| Years10: | 2013 |
| Clubs10: | Świt Piotrowo |
Mariusz Szyszka (born 18 January 1988) is a Polish former footballer, who played as a defender.
He began his career at Sparta Oborniki, later joining Amica Wronki. He debuted for Lech Poznań in the Ekstraklasa on 24 November 2007, playing against ŁKS Łódź. Lech Poznań loaned him out to Pogoń Szczecin and Polonia Słubice during the 2008–09 season.
He then trialled for Nielba Wągrowiec[1] and debuted against Gryf Kamień Pomorski, a 2-0 away win in the 2009-10 Polish Cup.[2] He left the club at the end of the season in June 2010.[3]
He then unsuccessfully trialled for Bałtyk Gdynia[4] and Tur Turek,[5] before returning to Polonia.[6] In November 2010, after an unsuccessful trial with Pogoń Szczecin[7] he left Polonia after termination of his contract.[8]
At the age of 23, in February 2011, he trialled for Calisia Kalisz[9] before being announced as a new signing.[10] However he lasted only half a season before spells with lower league clubs Lubuszanin Trzcianka, Sparta Oborniki and Świt Piotrowo.