Introduction: Spontaneous uterine rupture is potentially catastrophic for both the mother and fetus. It is associated with risk factors, such as uterine abnormalities, uterine scar, macrosomic fetus, cephalopelvic disproportion, and use of uterotonic agents for induction of labor. We present a case of spontaneous rupture of an unscarred primigravid uterus, which is extremely rare.