Pope Kedron of Alexandria, or Cerdo, served as Patriarch of Alexandria

Patriarch of Alexandria

The Patriarch of Alexandria is the Archbishop of Alexandria and Cairo, Egypt. Historically, this office has included the designation of Pope , and did so earlier than that of the Bishop of Rome...

 during the reign of the emperor Trajan

Trajan

Trajan , was Roman Emperor from 98 to 117 AD. Born into a non-patrician family in the province of Hispania Baetica, in Spain Trajan rose to prominence during the reign of emperor Domitian. Serving as a legatus legionis in Hispania Tarraconensis, in Spain, in 89 Trajan supported the emperor against...

. According to the Church historian Eusebius, he was the third bishop

Bishop

A bishop is an ordained or consecrated member of the Christian clergy who is generally entrusted with a position of authority and oversight. Within the Catholic Church, Eastern Orthodox, Oriental Orthodox Churches, in the Assyrian Church of the East, in the Independent Catholic Churches, and in the...

 to occupy the see

Episcopal See

An episcopal see is, in the original sense, the official seat of a bishop. This seat, which is also referred to as the bishop's cathedra, is placed in the bishop's principal church, which is therefore called the bishop's cathedral...

. However, if Saint Mark is considered to be the first, then Kedron would in fact be the fourth. He presided between 96 and 106.

He was one of the people baptised by Saint Mark

Mark the Evangelist

Mark the Evangelist is the traditional author of the Gospel of Mark. He is one of the Seventy Disciples of Christ, and the founder of the Church of Alexandria, one of the original four main sees of Christianity....

 in Alexandria

Alexandria

Alexandria is the second-largest city of Egypt, with a population of 4.1 million, extending about along the coast of the Mediterranean Sea in the north central part of the country; it is also the largest city lying directly on the Mediterranean coast. It is Egypt's largest seaport, serving...

 and was marytered on 21 Paoni

Paoni

Paoni , also known as Baona, is the tenth month of the Coptic calendar. It lies between June 8 and July 7 of the Gregorian calendar...

, 15 June 106 AD. He is commemorated in the Coptic Synaxarion on the 21st day of Ba'unah.