There is no mention of Anne in The Bible. What we know about her is through tradition and non-canonical writings. She was the mother of the Blessed Virgin Mary and grandmother of Jesus. There is no record of any nicknames but she would have been called by her family (in Aramaic, of course) Mom, Mother, Grandma, Grandmother or Nana.
Anthony of Padua, Anthony of Egypt, Anthony Marie Claret are three. There are others.
The answer depends upon which Saint Robert you are referring to. There are many.
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Saint Anthony of Padua was a Franciscan priest by occupation.
He is the patron saint of carpenters as well as a number of other causes.
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Saint Elizabeth of Hungary's occupation was taking care of her three children and helping the poor by feeding them and building hospitals for their shelter.
St. David of Wales was an archbishop.
Paul was a tent maker by profession.
Joanna, wife of Chuza (Herod's steward) probably had no occupation outside of the home. She was a housewife.
There are several saints named Anthony so you need to be specific. However, most of the Anthonys received their name from either their parents or from the religious order they belonged to,
Saint Faith of Aquitaine was a Christian martyr who lived during the 3rd century. She is often associated with being a young girl, but her occupation is not specifically recorded in historical texts. It is believed that she may have been a noblewoman or a virgin martyr.