| Baltazar Astorga | |
| Fullname: | Baltazar del Carmen Astorga Quezada |
| Birth Date: | 1982 6, df=yes |
| Birth Place: | Curicó, Chile |
| Currentclub: | Deportes Antofagasta |
| Clubnumber: | 19 |
| Position: | Centre back |
| Youthclubs1: | Universidad de Chile |
| Years1: | 2002–2003 |
| Caps1: | 5 |
| Goals1: | 0 |
| Years2: | 2003–2004 |
| Clubs2: | Antofagasta |
| Caps2: | 67 |
| Goals2: | 1 |
| Years3: | 2005–2006 |
| Clubs3: | O'Higgins |
| Caps3: | 19 |
| Goals3: | 0 |
| Years4: | 2007–2010 |
| Clubs4: | Cobresal |
| Caps4: | 123 |
| Goals4: | 0 |
| Years5: | 2011–2015 |
| Clubs5: | Antofagasta |
| Caps5: | 69 |
| Goals5: | 0 |
| Years6: | 2015–2016 |
| Clubs6: | Copiapó |
| Caps6: | 0 |
| Goals6: | 0 |
| Pcupdate: | 17 March 2012 |
Baltazar del Carmen Astorga Quezada (born 16 June 1982) is a Chilean former footballer.