In the traditional Christmas story, Saint Joseph is often considered the father figure. He was the husband of Mary, the mother of Jesus. Joseph played an important role in protecting and providing for Mary and Jesus.
Well, in the Christmas story, it's Joseph. He was a carpenter. When Mary was found to be with child, he initially had doubts but was visited by an angel in his dream. The angel told him not to be afraid and to take Mary as his wife. So he took on the role of a father to Jesus, being there to support and safeguard the family, which is an important part of the Christmas narrative.