How many Mary's there are in the Bible?
The following are the ones listed in the New Testament.
One encyclopedia list the following:
1. Mary, the mother of Jesus (Luke 1-2).
2. Mary Magdalene, the woman from whom Jesus cast out seven demons. The name Magdalene indicates that she came from Magdala, a city on the southwest coast of the Sea of Galilee. After Jesus cast seven demons from her, she became one of His followers. Luke 7:37, Luke 8:23, Luke 87:36-50
3. Mary of Bethany, sister of Martha and Lazarus (Luke 10:38-42).
4. Mary, the mother of the disciple James and Joses (Matt 27:55-61).
5. Mary, the mother of John Mark (Acts 12:12).
6. Mary of Rome (Rom 16:6).
Another encyclopedia lists the following.
The Name Mary in the New Testament:
The name Mary occurs in 51 passages of the New Testament to which the following group of articles is confined. Collating all these references we have the following apparent notes of identification:
(a) Mary, the mother of Jesus;
(b) Mary Magdalene;
(c) Mary, the mother of James;
(d) Mary, the mother of Joses;
(e) Mary, the wife of Clopas;
(f) Mary of Bethany;
(g) Mary, the mother of Mark;
(h) Mary of Rome;
(i) the "other" Mary.
The Mother of Jesus. Mary was the daughter of Eli or Heli, of the tribe of Judah and of the lineage of David, hence in the royal line (Luke 3:23).
Mary Magdale'ne (mag-da-le'ne, or commonly mag'da-len; "of Magdala").
Mary, Sister of Lazarus. The facts about her are few. She and her sister Martha appear in Luke 10:38-42 receiving Christ in their house.
Mary, the Wife of Clopas (Grk. Maria he tou Klopa, KJV "of Cleophas"). In John's gospel we read that "there were standing by the cross of Jesus His mother, and His mother's sister, Mary the wife of Clopas, and Mary Magdalene" (John 19:25).
Mary, Mother of Mark. Also sister to Barnabas (cf. Col 4:10). It would appear from Acts 4:37 and 12:12 that while the brother disposed of his property for the benefit of the church, the sister gave up her house as one of the places of meeting.