This is a retrospective study about 62 cases of ankle fractures-dislocations collected over a 6-year period from January 2012 to December 2017 in the orthopedic-traumatological and Restorative surgery department of the National Hospital of Niamey. Fractures-dislocations of the ankle are restricted to young people with an average age of 36 years and a male predominance (82%). Etiological circumstances are dominated by road accidents (82.25%). The most common fracture site was malleolar forceps in 24 cases (38.7%). The tibial pestle is ranked second with 23 cases (37.1%). The most common type of dislocation was posterolateral dislocation in 30 cases (48.4%). The association with cutaneous opening was found in 26 cases (41.9%). Surgical treatment remains the treatment of choice for these lesions (87.1%). Functional results are good in 60% of cases, acceptable in 30% and bad in 10%.