Saint Cornelius is the name of the following saints and persons in the previous stages of liturgical veneration:

• Pope Cornelius
  Pope Cornelius
  Pope Saint Cornelius was pope from his election on 6 or 13 March 251 to his martyrdom in June 253.- Christian persecution :Emperor Decius, who ruled from 249 to 251 AD, persecuted Christians in the Roman Empire rather sporadically and locally, but starting January in the year 250, he ordered all...
  
  
• Cornelius of Armagh
  Cornelius of Armagh
  Cornelius also known as Conchobar mac Meic Con Caille was Archbishop of Armagh. An Irishman by birth, he entered the Augustinians at Armagh in 1140, before being made abbot in 1151. Later in 1174, Cornelius was consecrated bishop...
  
  

May 19 (Eastern Orthodox liturgics)

• Venerable Cornelius of Komel (Vologda), abbot (1537)
• Saint Cornelius of Paleostrov, abbot (15th century)

July 22 (Eastern Orthodox liturgics)

• Saint Cornelius of Pereyaslavl, monk (1693)

September 13 (Eastern Orthodox liturgics)

• Hieromartyr Cornelius the Centurion (1st century)
• Saint Cornelius of Padan-Olonets and with him Saints Dionysius and Misail

List of Patriarchs of Antioch

• St. Ignatius the Illuminator (68—107)
• Saint Cornelius (127—154)

Schools Whose Patron Saint is St. Cornelius

• Chadds Ford, PA: http://www.teacherweb.com/pa/stcorneliusschool/schoolhomepage
• Long Beach, CA: http://www.stcornelius.net/Welcome.html
• Richmond, CA: http://home.catholicweb.com/StCornelius