| Diosdado Lozano | |
| Birthname: | Diosdado Lozano Idjabe |
| Nationality: | Equatorial Guinean |
| Birth Date: | 10 June 1964 |
| Height: | 1.72m |
| Weight: | 65kg |
Diosdado Lozano Idjabe (born 10 June 1964) is an Equatorial Guinean Olympic middle-distance runner. He represented his country in the men's 1500 meters at the 1984 Summer Olympics. His time was a 4:34.71 in the first heat.[1]