According to the present invention, an amniotic fluid collector is configured so as to be inserted and positioned inside the vagina of a birthing mother in order to collect amniotic fluid from the womb of the birthing mother. In particular, the amniotic fluid collector of the present invention comprises: a receiving member, in the side of which an opening is defined, which is inserted into the vagina of the birthing mother and which has a receptacle defined therein for receiving the amniotic fluid; and a positioning portion for positioning the receiving member inside the vagina. Thus, the effects of alleviating pain and psychological anxiety of a birthing mother and eliminating the danger of the occurrence of complications can be achieved, as well as those of easily and smoothly collecting amniotic fluid from the womb of the birthing mother.