Introduction: La mortalite maternelle est un probleme de sante publique au Benin ; Elle est estimee a 397 pour 100 000 Naissances Vivantes (NV) en 2017. Dans les pays a faible revenu le ratio de mortalite maternelle est de 239 pour 100 000 Naissances Vivantes (NV). Objectifs: Identifier les facteurs associes aux deces maternels a l’Hopital de Zone Saint Jean de Dieu de Tanguieta de 2015 a 2019. Methode d’etude: Il s’est agi d’une etude retrospective a visee descriptive et analytique. Les dossiers des femmes ont ete depouilles pour collecter les informations relatives aux variables de l’etude. Resultat: Durant la periode d’etude, nous avons recense 222 dossiers. Le ratio de mortalite maternelle intra-hospitaliere etait de 1173 deces pour 100 000 naissances. L’âge moyen des femmes decedees etait de 25,4 ans. Les femmes decedees etaient des menageres dans 72,1%. Plus de la moitie des femmes decedees (55,9%) n’avaient beneficie d’aucune consultation prenatale. La reference etait le principal mode d’entree a l’hopital (64%). Les causes obstetricales directes des deces etaient dominees par les hemorragies (25,8%), les troubles hypertensifs (22,8%) et les infections puerperales (21,2%). Les facteurs associes aux deces maternels etaient : le milieu de residence (p = 0,004), le delai (de 5jours et plus) entre l’apparition des symptomes et l’admission a l’hopital (p = 0,019), le transport non medicalise (p=0,013) et le troisieme retard (p < 0,001). Conclusion: Le ratio de mortalite maternelle etait eleve a l’hopital de zone Saint Jean de Dieu de Tanguieta. Il importe que des actions soient menees en agissant sur les differents facteurs en vue de reduire la mortalite maternelle dans cet hopital. Introduction: Maternal mortality is a public health problem in Benin, it is estimated at 397 per 100,000 Live Births (LB) in 2017. In low-income countries the maternal mortality ratio is 239 per 100,000 Live Births (LB). Objectives: Identify the factors associated with maternal deaths at the Saint Jean de Dieu Zone Hospital in Tanguieta from 2015 to 2019. Study Method: This was a retrospective study with a descriptive and analytical aim. Women's records were searched to collect information on study variables. Result: During the study period, we identified 222 cases. The intrahospital maternal mortality ratio was 1,173 deaths per 100,000 births. The average age of the deceased women was 25.4 years. 72.1% of the deceased women were housewives. More than half of the women who died (55.9%) had not received any prenatal consultation. Referral was the main mode of entry to hospital (64%). The direct obstetric causes of death were dominated by haemorrhages (25.8%), hypertensive disorders (22.8%) and puerperal infections (21.2%). Factors associated with maternal deaths were: place of residence (p = 0.004), the time (5 days or more) between the onset of symptoms and admission to hospital (p = 0.019), unsafe transportation (p = 0.013) and The third delay (p