No
Although 'Paul' is mentioned a lot in the New Testament, there is no 'Saint Pauline' in the Old Testament. She is probably a Roman Catholic Saint.
New Testament
St. Benedict of Campania Feastday: March 23 550 Benedictine hermit, a contemporary of St. Benedict of Nursia and Monte Cassino. Benedict lived in the Campania region of Italy. When captured by Totila the Goth, he was saved miraculously from the flames Of an execution fire. He is also called Benedict the Hermit and is mentioned in the Dialogues of St. Gregory.
If you are referring to the Old Testament Rebecca, she was a matriarch of the Old Testament and the title saint is usually given only to New Testament personages. However, if you refer to St. Rafqa, sometimes known as St. Rebecca, she was the daughter and only child of Mourad Saber Shabaq al-Rayes and Rafqa Gemayel.
Surnames were not used at the time of St. Benedict. He is known as Benedict of Nursia.
Isaiah is an Old Testament prophet and not a New Testament saint.
st Benedict was born in Italy and he was a monk
No, St. Benedict was never married.
Yes, St. Benedict was also known as Benedict of Nursia or Narsia. Twin brother of St. Scholastica.
Abigail was an Old Testament matriarch and personages of the Old Testament are usually not given the title of saint.
No Paul was alive during the New Testament times.
St. Scholastica is the twin sister of St. Benedict.