Chorea gravidarum is the term given to chorea occurring during pregnancy. Here, we report a case of 24 year old primigravida at gestational age 38 weeks 3days ,without any signicant past & family history who presented with chorea gravidarum for the rst time in third trimester. On detailed evaluation no etiology was identied. On follow up in postpartum period, her choreiform movements have reduced in intensity, but is still persisting pointing towards an idiopathic origin.