Objective : This retrospective study was conducted to find out the prevalence, causes and maternal outcome of obstetric patient who require ICU admission and with better understanding of the subject in proving the outcome. Method : All obstetric patients who required ICU admission at JH&RC from August 2005 to August 2008 were included in this study. Data related to age, parity, socioeconomic status, rural/urban, obstetric complication, BT requirement, intervention required, maternal and foetal out come were analysed. Data collected from the retrospective analyses. Result : A total 52. no. of obstetric cases were admitted to the ICU which represents 1.70 % of total obstetric cases.