Simon the Apostle (not Simon Peter) was not canonized as that process was not established until more than 1100 years after his death. He would have been declared a saint by the early Church based on his life as an apostle and his apparent martyrdom. Early Christians considered martyrdom to be a first class ticket into heaven.
St. Francis Xavier was canonized with fellow missionary St. Ignatius in 1622.
St. Eligius was canonized in the Pre-Congregation era. This was when people were often canonized because of their popularity while they were alive.
St. Etheldreda was canonized by Pope Celestine III in 1198.
St. Anselm was canonized in 1494.
There are thousands of canonized saints, not just five.
No, Saint Patrick was never formally canonized
Yes, St. Odilia was canonized. She is known as a patron saint of the blind and visual difficulties.
St. Clare of Assisi was canonized on September 26, 1255, by Pope Alexander IV.
Catherine was canonized in July of 1461 by Pope Pius II.
Juan Diego was canonized on July 31, 2002.
Maria Goretti was canonized by Pope Pius XII.
Yes, she was canonized on October 7 of that year.