| Giuliano Portilla | |
| Fullname: | Giuliano Santiago Portilla Castillo |
| Birth Date: | 25 May 1972 |
| Birth Place: | Lima, Peru |
| Height: | 1.74 m |
| Position: | Defender |
| Youthclubs1: | Sporting Cristal |
| Years1: | 1992−1994 |
| Clubs1: | León de Huánuco |
| Years2: | 1995−2001 |
| Clubs2: | Universitario |
| Years3: | 2002 |
| Clubs3: | Melgar |
| Years4: | 2003−2006 |
| Clubs4: | Cienciano |
| Years5: | 2006 |
| Clubs5: | Sporting Cristal |
| Years6: | 2007 |
| Clubs6: | Deportivo Municipal |
| Years7: | 2007−2008 |
| Clubs7: | Melgar |
| Years8: | 2009 |
| Clubs8: | José Gálvez |
| Years9: | 2010−2011 |
| Clubs9: | León de Huánuco |
| Caps2: | 173 |
| Goals2: | 11 |
| Caps3: | 34 |
| Goals3: | 1 |
| Caps4: | 108 |
| Goals4: | 4 |
| Caps5: | 19 |
| Goals5: | 0 |
| Caps6: | 16 |
| Goals6: | 2 |
| Caps7: | 62 |
| Goals7: | 0 |
| Caps8: | 38 |
| Goals8: | 0 |
| Caps9: | 30 |
| Goals9: | 1 |
| Pcupdate: | 10 November 2011 |
| Nationalyears1: | 1997−2005 |
| Nationalteam1: | Peru |
| Nationalcaps1: | 5 |
| Nationalgoals1: | 0 |
Giuliano Santiago Portilla Castillo (born 25 May 1972 in Lima) is a retired Peruvian footballer.
Portilla previously played for a number of clubs in Peru, including Universitario de Deportes, Cienciano and FBC Melgar.[1]
Portilla has made five appearances for the senior Peru national football team from 1997 to 2005.[2]