GD: More evidence I've found in answer to your question:

The inscription reads: "Alexamenos worships his god."
One early Father also of note is the bishop of Antich, Ignatius, who died at Rome (martyred) between 98 and 117. Encyclopaedia Britannica says:
Ignatius, surnamed Theophoros, was bishop of Antioch at the time of his arrest. Whether he was a native of the city is uncertain; his Greek prose, however, does have an Oriental flavour characteristic of that part of the Hellenistic world. His thought is strongly influenced by the letters of St. Paul and also by the tradition connected with the apostle John. It is possible that he knew John personally. Ignatius of Antioch, Saint. Encyclopædia Britannica. Retrieved June 29, 2005, from Encyclopædia Britannica Premium Service.
"We have also a Physician the Lord our God, Jesus Christ, the only-begotten Son and Word, before time began, but who afterwards became also man, of Mary the virgin." - Letter to the Ephesians.
"Ignatius, who is also Theophorus, unto her that hath found mercy in the bountifulness of the Father Most High and of Jesus Christ His only Son; to the church that is beloved and enlightened through the will of Him who willed all things that are, by faith and love towards Jesus Christ our God; even unto her that hath the presidency in the country of the region of the Romans..." - Letter to the Romans 1.
"Nothing visible is good. For our God Jesus Christ, being in the Father, is the more plainly visible. The Work is not of persuasiveness, but Christianity is a thing of might, whensoever it is hated by the world." -Letter to the Romans 3.
"I give glory to Jesus Christ the God who bestowed such wisdom upon you" - Letter to the Smyraeans.
"By the will of the Father and of Jesus Christ our God." – Letter to the Ephesians.
"There is one physician, both fleshly and spiritual; made and not made; God in the flesh" and "God himself being made manifest in the form of a man." Letter to the Ephesians.