On August 15th, 2023, the Chad Ministry of Public Health and Prevention has declared an outbreak of dengue virus (DENV) in the health district of Abéché, Ouaddaï province in eastern Chad [1]. As reported on 19th December 2023, there have been 2037 suspected cases, including 100 DENV-confirmed cases across four provinces (N’Djamena (n=49), Ouaddaï (n=33), Wadi Fira (n=12), and Sila (n=6)). As part of the Africa CDC - Africa Pathogen Genomics Initiative (Africa PGI) regional sequencing pr...