Photios 2 was bishop of Nikaia in Bithynia; he attended the Third Council of Constantinople (the Sixth Ecumenical Council) in 680 and 681 and was present at all eighteen sessions: Riedinger II 2. 16-823 (= Mansi XI 209-669). In the subscriptions to the statement of the faith, which condemned monotheletism, and to the Council, he is styled Φώτιος ἐλάχιστος (ἐλέει Θεοῦ; Riedinger II 2. 823, line 17 (= Mansi XI 669)) ἐπίσκοπος τῆς Νικαέων μητροπόλεως τῆς Βιθυνῶν ἐπαρχίας: Riedinger II 2. 780, line 21, 823, line 17, cf. 892, line 9 (= Mansi XI 641, 669, cf. 689). In the lists of those attending each session, he is styled Φωτίου ἐπισκόπου Νικαίας: Riedinger II 2. 16, line 25, 28, line 29, etc. (= Mansi XI 209, 220, etc.). He was among the signatories to the copy of the definition of the faith sent to the bishop of Rome, Agatho 1, signing on behalf of himself and the bishops under him: Riedinger II 2. 892, lines 9-10 (= Mansi XI 689) (ὑπὲρ ἐμαυτοῦ καὶ τῆς ὑπ'ἐμὲ συνόδου).

(Publishable link for this person: )