| Guillermo Tambussi | |
| Fullname: | Guillermo Andrés Tambussi |
| Birth Date: | 1982 11, df=y |
| Birth Place: | Mar del Plata, Argentina |
| Height: | 1.81 m |
| Position: | Forward |
| Years1: | 2003–2005 |
| Clubs1: | Racing Club |
| Years2: | 2004–2005 |
| Clubs2: | → La Plata (loan) |
| Years3: | 2006 |
| Clubs3: | La Plata |
| Years4: | 2006–2007 |
| Clubs4: | Sportivo Italiano |
| Years5: | 2007–2008 |
| Years6: | 2008–2009 |
| Clubs6: | Racing de Córdoba |
| Years7: | 2009–2010 |
| Clubs7: | Deportivo Maipú |
| Years8: | 2010 |
| Clubs8: | Palestino |
| Years9: | 2011 |
| Clubs9: | Estudiantes de Río Cuarto |
| Years10: | 2011–2012 |
| Clubs10: | Boca Unidos |
| Years11: | 2012–2013 |
| Clubs11: | Crucero del Norte |
| Years12: | 2013–2014 |
| Clubs12: | San Martín de Tucumán |
| Years13: | 2014–2015 |
| Clubs13: | Deportivo Maipú |
| Pcupdate: | 26 March 2020 |
Guillermo Andrés Tambussi (born 12 November 1982) is an Argentine footballer.