| Juan Guillermo Domínguez | |
| Fullname: | Juan Guillermo Domínguez Cabezas |
| Birth Date: | 1986 12, df=y |
| Birth Place: | El Cerrito, Colombia |
| Height: | 1.73 m |
| Position: | Left-back |
| Currentclub: | Llaneros |
| Clubnumber: | 20 |
| Youthyears1: | 1997–2004 |
| Youthclubs1: | Deportivo Cali |
| Years1: | 2005–2010 |
| Clubs1: | Deportivo Cali |
| Caps1: | 130 |
| Goals1: | 13 |
| Years2: | 2005–2006 |
| Clubs2: | → Real Cartagena (loan) |
| Caps2: | 32 |
| Goals2: | 1 |
| Years3: | 2011 |
| Clubs3: | Millonarios |
| Caps3: | 20 |
| Goals3: | 1 |
| Years4: | 2011–2012 |
| Caps4: | 9 |
| Goals4: | 0 |
| Years5: | 2012 |
| Clubs5: | → Newell's Old Boys (loan) |
| Caps5: | 9 |
| Goals5: | 0 |
| Years6: | 2012–2013 |
| Clubs6: | Colo-Colo |
| Caps6: | 27 |
| Goals6: | 1 |
| Years7: | 2013–2016 |
| Clubs7: | Atlético Junior |
| Caps7: | 105 |
| Goals7: | 6 |
| Years8: | 2017–2019 |
| Clubs8: | Millonarios |
| Caps8: | 65 |
| Goals8: | 1 |
| Years9: | 2019 |
| Clubs9: | Alianza Petrolera |
| Caps9: | 9 |
| Goals9: | 0 |
| Years10: | 2021 |
| Clubs10: | Cortuluá |
| Caps10: | 41 |
| Goals10: | 5 |
| Years11: | 2022 |
| Clubs11: | Boca Juniors de Cali |
| Caps11: | 21 |
| Goals11: | 0 |
| Years12: | 2023– |
| Clubs12: | Llaneros |
| Caps12: | 7 |
| Goals12: | 2 |
| Club-Update: | 18:56, 9 April 2023 (UTC) |
Juan Guillermo Domínguez Cabezas "Carachito" (pronounced as /es/, born 17 December 1986) is a Colombian footballer who currently plays as a left-back for Categoría Primera B club Llaneros.
He also is the younger brother of former Switzerland's FC Sion and Colombia national football team player Álvaro "Caracho" Domínguez.