INTRODUCTION: A healthy pregnancy, safe delivery of a sound newborn, and an uncomplicated puerperium is the birthright of every expectant mother. Knowledge regarding conception and safe delivery are crucial to every health care provider. Pregnant mother(s) must be cared for professionally and holistically at these defining moments of their lives. Maternal morbidity and mortality are twin scourges that should not be encouraged. AIM OF THE STUDY: Assess the knowledge of primigravidae women regarding selected aspects of safe motherhood. MATERIAL AND METHOD: A descriptive study was carried out to assess the knowledge of primigravidae women, selected by non-probability convenience sampling, at Umaid Hospital, Jodhpur Rajasthan. Their knowledge was assessed by using a structured knowledge questionnaire and descriptive and inferential statistics were used for data analysis. RESULT: The findings of the study that approximately half (56%) of primigravidae women had moderately adequate knowledge, the scores ranged between 22-34, 26% had adequate knowledge with scores ranging between 35-44 and 18% had inadequate knowledge having scored between 0-22 regarding selected aspects of safe motherhood. The association between the knowledge level and all the selected demographic variables were found to be highly significant at the level of p<0.001 except with variable of age at marriage of the primigravidae women which was barely significant at the level of p<0.05. CONCLUSION: It can be concluded that primigravidae women had moderately adequate knowledge regarding safe motherhood as per current research recommendations. They require education to enhance their knowledge regarding safe motherhood