St. Colette was canonized in Rome on May 24, 1807 by Pope Pius VII.
St. Augustine was not canonized. He is a precongregational saint and was declared a saint by the early Christian community. The official canonization process was not instituted until about the 11th century.
St. Elmo is a pre-congregational saint. In other words, he was declared a saint by popular acclamation. There was no formal canonization process before the 12th century. After that, all saint canonizations had to be investigated and approved by Rome.
St. Monica was declared a saint long before the canonization process that requires miracles was instituted.
St. Michael is an archangel. He was not canonized, he was created by God as an angel, a pure spirit, and saint.
There are several popes named Pius who are saints, others who are in the process of canonization.
There are two saints by that name: St. Melania the Elder St. Melania the Younger Both were pre-congregational saints. They died long before there was an official canonization process in place by the Catholic Church. They were proclaimed as saints by popular acclamation shorty after they died.
If Francis was beatified, the date is not available. However, he was canonized on July 16, 1228, by Pope Gregory IX. The canonization process had only recently been introduced at the time of the canonization of St. Francis. There may not have even been a beatification stage to canonization at the time. We do know that Francis was on the 'fast track' to sainthood as he was canonized less than 2 years after his death.
There was no formal process for canonization in place when Patrick died. He was proclaimed a saint by popular acclaim, probably with the approval of a bishop. The official process for canonization did not come until about the 12th century.
The early Christian community declared her as a saint. There was no process of canonization in place at the time.
St. Agnes was declared a saint by the early Church long before the official canonization process was put into place. She was never canonized.
St. Valentine was pre-congregated by Pope Gelasius I in the year 496 AD. He was recognized as a martyr and his feast day is celebrated on February 14. The designation "pre-congregated" refers to the fact that his canonization occurred before the formal process of canonization was established in the Catholic Church.
Are you referring to St. Charbel Makhlouf, a modern saint? In 1976, Pope Paul VI signed the decree of canonization of Blessed Charbel. That canonization took place in the Vatican on October 9, 1977.