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The Order of St. Gregory the Great is established by Pope Gregory XVI of the Vatican State to recognize high support for the Vatican or for the Pope, by a man or a woman, and not necessarily a Roman Catholic.

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Order of St. Gregory the Great
Papal Order of Knighthood of the Holy See
The Pontifical Equestrian Order of St. Gregory the Great was established on 1 September 1831, by Pope Gregory XVI, seven months after his election as Pope.Source: Wikipedia (CC BY-SA)
Pope Gregory XVI
Head of the Catholic Church from 1831 to 1846
Pope Gregory XVI was head of the Catholic Church and ruler of the Papal States from 2 February 1831 to his death in June 1846. He had adopted the name Mauro upon entering the religious order of the Camaldolese. He is the most recent pope to take the pontifical name "Gregory",…Source: Wikipedia (CC BY-SA)
Vatican City
Enclaved Holy See's independent city-state
Vatican City, officially the Vatican City State, or Vatican, is a landlocked sovereign state and city-state. It is an enclave within Rome, seat of the Catholic Church, and serves as the administrative centre of the Catholic Church. It became independent from the Kingdom of Italy…Source: Wikipedia (CC BY-SA)
Catholic Church
Christian church based in Rome
The Catholic Church, also known as the Roman Catholic Church, is the largest Christian church, with 1.27 to 1.41 billion baptized Catholics worldwide as of 2025. It is among the world's oldest and largest international institutions and has played a prominent role in the history…Source: Wikipedia (CC BY-SA)
September 1
Day of the year
September 1 is the 244th day of the year in the Gregorian calendar; 121 days remain until the end of the year.Source: Wikipedia (CC BY-SA)