| Antonio Londoño | |
| Nickname: | Toño |
| Birth Date: | 15 December 1954 |
| Birth Place: | Medellín, Colombia |
| Discipline: | Road |
| Role: | Rider |
| Amateuryears1: | 1974–1975 |
| Amateurteam1: | Ferretería Reina |
| Amateuryears2: | 1976 |
| Amateurteam2: | Polímeros Colombianos |
| Amateuryears3: | 1977–1978 |
| Amateurteam3: | Castalia |
| Amateuryears4: | 1979–1982 |
| Amateurteam4: | Freskola |
| Amateuryears5: | 1983 |
| Amateurteam5: | Canada Dry |
| Proyears1: | 1985 |
| Proteam1: | Varta–Renault |
| Proyears2: | 1985 |
| Proyears3: | 1986 |
| Proteam3: | Felipe Almacenes y Joyerías |
| Proyears4: | 1986 |
| Proteam4: | Coca Cola–Caja Social |
| Proyears5: | 1986 |
| Proyears6: | 1987 |
| Proteam6: | Western–Rossin |
| Proyears7: | 1988 |
| Proteam7: | Pony Malta–Avianca |
Antonio Londoño (born 15 December 1954) is a Colombian former professional racing cyclist.[1] He rode in the 1986 Tour de France and the 1985 Giro d'Italia.