Patron saints of physicians:
•Cosmas
•Damian
•Joseph Moscati
•Luke the Evangelist
•Pantaleon
•Raphael the Archangel
The patron saint against enemy plots is St. Drausinus.
Saint Brigid's Cross
If you are referring to Pope Saint Leo I, he is a Doctor of the Church but not a patron saint.
Pope Saint Leo I (the Great) was promoted to Doctor of the Church in 1754.
Any saint you pray to can do that but the responsibility is usually accorded to your guardian angel.
No.
No, St. Paul is not a Doctor of the Church.
No, she is not a Doctor of the Church. She is not a saint yet.
Safety of travelers.St. Christopher is the patron Saint of travel. He protects you on land, sea or air. St. Christopher is the patron Saint of travel. He protects you on land, sea or air.
Saint Anthony of Padua.
Because of his schism with the Church, Tertullian is neither a saint nor a doctor of the Church.
St. Raphael is the patron saint of lovers, or engaged. He protects those who have found their "Mr. or Mrs. Right"