| Gastón Castaño | |
| Fullname: | Cristián Gastón Castaño |
| Birth Date: | 8 June 1985 |
| Birth Place: | Santiago del Estero, Argentina |
| Position: | Forward |
| Youthyears1: | 1997–2003 |
| Youthclubs1: | Boca Juniors |
| Years1: | 2004–2005 |
| Caps1: | 21 |
| Goals1: | 11 |
| Years2: | 2005–2006 |
| Caps2: | 9 |
| Goals2: | 0 |
| Years3: | 2006–2007 |
| Caps3: | 30 |
| Goals3: | 10 |
| Years4: | 2007–2008 |
| Caps4: | 28 |
| Goals4: | 6 |
| Years5: | 2008–2009 |
| Caps5: | 22 |
| Goals5: | 7 |
| Years6: | 2010–2011 |
| Caps6: | 30 |
| Goals6: | 15 |
| Years7: | 2011–2012 |
| Caps7: | 32 |
| Goals7: | 15 |
| Years8: | 2012–2015 |
| Caps8: | 50 |
| Goals8: | 20 |
| Years9: | 2017 |
| Caps9: | 12 |
| Goals9: | 1 |
| Years10: | 2017 |
| Caps10: | 6 |
| Goals10: | 0 |
| Years11: | 2018 |
| Caps11: | 1 |
| Goals11: | 0 |
| Pcupdate: | 2 December 2017 |
Cristián Gastón Castaño (born June 8, 1985) is a former Argentine footballer.
A graduate from the academy of the Boca Juniors, he played for San Lorenzo before spending the majority of his career in Indonesia, with exceptions in 2017 when he played for Thai side Nakhon Pathom and the Hong Kong Rangers.[1] A year later, he retired.
He married Indonesian actress and singer Julia Perez in 2013.[2] They divorced in 2016, but remained close until her death from cervical cancer in June 2017.