| Jan Maria Jackowski | |
| Office: | Member of the Senate of Poland |
| Birth Date: | 1958 1, df=yes |
| Alma Mater: | University of Warsaw |
| Children: | 6 |
| Signature: | Jan Maria Jackowski signature.svg |
Jan Maria Jackowski (born 23 January 1958) is a Polish politician. He was elected to the Senate of Poland (10th term) representing the constituency of Płock.[1] [2] He was also elected to the 8th term (2011–2015) and 9th term (2015–2019) of the Senate of Poland.