| Jacek Winnicki | |
| Position: | Head coach |
| Birth Date: | 1967 9, df=yes |
| Nationality: | Polish |
| Cyears1: | 1997–2003 |
| Cteam1: | Śląsk Wrocław |
| Cyears2: | 2003–2007 |
| Cteam2: | Prokom Trefl Sopot (assistant) |
| Cyears3: | 2007–2008 |
| Cteam3: | Sportino Inowrocław |
| Cyears4: | 2008–2010 |
| Cteam4: | Lotos Gdynia |
| Cyears5: | 2010–2012 |
| Cteam5: | Turów Zgorzelec |
| Cyears6: | 2012–2014 |
| Cteam6: | CCC Polkowice |
| Cyears7: | 2012–2015 |
| Cteam7: | Poland |
| Cyears8: | 2014–2015 |
| Cteam8: | Fenerbahçe |
| Cyears9: | 2015–2017 |
| Cteam9: | Polski Cukier Toruń |
| Cyears10: | 2017–2019 |
| Cteam10: | MKS Dąbrowa Górnicza |
| Cyears11: | 2019 |
| Cteam11: | BM Slam Ostrów Wielkopolski |
| Cyears12: | 2019–2020 |
| Cteam12: | Spójnia Stargard |
| Cyears13: | 2021–2023 |
| Cteam13: | MKS Dąbrowa Górnicza |
| Highlights: |
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Jacek Winnicki, (born 7 September 1967) is Polish basketball coach who is most recently the head coach of MKS Dąbrowa Górnicza of the PLK.
Śląsk Wrocław (1997-02) (Men's basketball, assistant coach)
1998, 1999, 2000, 2001, 2002
1997
Śląsk Wrocław (2002–03) (Men's basketball, head coach) Asseco Gdynia (2003–07) (Men's basketball, assistant coach)
2004, 2005, 2006, 2007
2006
Sportino Inowrocław (2007–08) (Men's basketball, head coach) Lotos Gdynia (2008–10) (Women's basketball, head coach)
2009, 2010
Turów Zgorzelec (2010–12) (Men's basketball, head coach) CCC Polkowice (2012–14) (Women's basketball, head coach)
2013
Fenerbahçe Istanbul (2014-2015) (Women's basketball, head coach)