| Julio Lagos | |
| Birth Date: | 1943 7, df=y |
| Birth Place: | Iquique, Chile |
| Office: | Member of the Senate of Chile |
| Term Start: | 11 March 1990 |
| Term End: | 11 March 2002 |
| Predecessor: | Creation of the office |
| Successor: | Jaime Orpis |
| Party: | National Renewal (RN) |
| Occupation: | Politician |
| Spouse: | Pilar Lira |
| Children: | 6 |
Julio Eloy Lagos Cosgrove (born 20 July 1943) is a Chilean politician who served as senator.[1]