I can find no patronages assigned to Pope Gregory II.
Saint Gregory the Great and Saint Peter are the patron saints of the popes.
Pope St. Gregory the Great is the patron saint of singers and choirs because he is the one who compiled and advanced Gregorian Chant (named after him).
The best known male patron saint of music is Pope St. Gregory the Great.
Pope Saint Gregory I is the patron saint of:against goutagainst plaguechoir boyseducatorsEnglandKercem, MaltaLegazpi, Philippines, diocese ofmasonsMontone, ItalymusicianspapacyPopesSan Gregorio nelle Alpi, Italyschoolchildrensingersstone masonsstonecuttersstudentsteachersWest Indies
Pope St. Martin is a saint but not a patron saint.
Pope Saint Leo the Great is not a patron saint.
Boniface is a saint but not a patron saint.
Pope St. Nicholas I is not a patron saint.
If you are referring to Pope Saint Leo I, he is a Doctor of the Church but not a patron saint.
Pope St. Zachary is not a patron saint.
Pope St. Cletus is a saint but not a patron saint at this time unless your name is Cletus. Then he would be your patron saint.
Pope St. Cletus is a saint but not a patron saint at this time unless your name is Cletus. Then he would be your patron saint.