Doulas are trained professionals that provide comprehensive emotional, physical, and informational support to women during the perinatal period. The aim of this study was to evaluate the utility and benefits of doula care on the labor duration and maternal health during vaginal delivery. This retrospective cohort study involved 2095 women with vaginal deliveries. In the control group, women received essential perinatal and intrapartum cares. In the doula group, the women received additional doul