| Marek Kotlinowski | |
| Nationality: | Polish |
| Office: | Vice-Marshal of Polish Sejm 2005-2006 |
| Term Start: | 25 September 2005 |
| Term End: | ? |
| Party: | League of Polish Families |
| Birth Date: | 1956 |
| Office3: | Judge of the Constitutional Tribunal |
| Term Start3: | 2006 |
| Term End3: | 2015 |
Marek Bolesław Kotlinowski (born 13 May 1956 in Gorlice) is a Polish politician and lawyer, Vice-Marshal of the Sejm. He was elected to the Sejm on 25 September 2005, getting 9,421 votes in 13 Kraków district as a candidate from the League of Polish Families list. Since 6 November 2006 he is a judge of the Polish Constitutional Tribunal.
He was also a member of Sejm 2001-2005.