| Constantin Bumbac | |
| Birth Date: | 1984 4, df=yes |
| Birth Place: | Suceava, Romania |
| Height: | 1.91 m |
| Position: | Centre Back |
| Years1: | 2000–2001 |
| Caps1: | 0 |
| Goals1: | 0 |
| Years2: | 2001–2003 |
| Caps2: | 1 |
| Goals2: | 0 |
| Years3: | 2003–2004 |
| Clubs3: | Minerul Aninoasa |
| Years4: | 2004–2005 |
| Clubs4: | Cetate Deva |
| Caps4: | 24 |
| Goals4: | 0 |
| Years5: | 2005 |
| Caps5: | 9 |
| Goals5: | 0 |
| Years6: | 2005–2007 |
| Clubs6: | CFR Timișoara |
| Caps6: | 40 |
| Goals6: | 0 |
| Years7: | 2007–2009 |
| Clubs7: | UTA Arad |
| Caps7: | 6 |
| Goals7: | 0 |
| Years8: | 2009–2010 |
| Caps8: | 5 |
| Goals8: | 0 |
| Years9: | 2010–2011 |
| Clubs9: | Mioveni |
| Caps9: | 2 |
| Goals9: | 0 |
| Years10: | 2011–2012 |
| Caps10: | 19 |
| Goals10: | 2 |
| Years11: | 2013–2014 |
| Caps11: | 28 |
| Goals11: | 0 |
| Years12: | 2014–2016 |
| Caps12: | 18 |
| Goals12: | 0 |
| Years13: | 2016–2017 |
| Caps13: | 4 |
| Goals13: | 0 |
| Years14: | 2017 |
| Clubs14: | Agricola Borcea |
| Caps14: | 11 |
| Goals14: | 4 |
| Years15: | 2018 |
| Caps15: | 10 |
| Goals15: | 4 |
| Years16: | 2018–2019 |
| Clubs16: | Medgidia |
| Years17: | 2019–2020 |
| Clubs17: | Viitorul Verești |
| Years18: | 2020–2022 |
| Clubs18: | Gloria Albești |
| Caps18: | 20 |
| Goals18: | 1 |
| Years19: | 2022–2023 |
| Totalcaps: | 197 |
| Totalgoals: | 11 |
| Manageryears1: | 2022– |
| Managerclubs1: | Axiopolis Cernavodă (assistant) |
| Pcupdate: | 15:14, 11 January 2024 (UTC) |
Constantin Bumbac (born 29 April 1984) is a Romanian former footballer who played as a centre back for teams such as Cetate Deva, CFR Timișoara, Farul Constanța or Dunărea Călărași, among others.