Among 7578 cases of pediatric bacterial meningitis recorded in France (2001-2021), including 1313 neonatal cases, 23/7578 (0.3%) and 18/1313 (1.4%) were due to Citrobacter koseri. Median age was 11 days. About 63.6% of patients were hospitalized in intensive care unit. Cerebral abscesses were observed in 77.8% and the mortality rate was 22.7%.