Abstract: A safety chair for a child for use in motor vehicles arranged to be secured onto the passenger seat of the vehicle by means of a safety lap belt and comprising:A chair body consisting ofA portion of soft material for absorbing a shock exerted to the upper torso of the child,A portion of cushion material for absorbing a shock exerted to the child's head, said portion of cushion material being provided at the front of said portion of soft material,A seat plate provided at the rear of said portion of soft material, andA frame for supporting the chair body and having an upper front portion and an armrest at each of both sides thereof,Said upper front portion having a weakened portion against mechanical strength so that the portion is bent in the downward direction when shocks are exerted thereto.