Called Valentinianus Fasti, Rossi I 211 = ILCV 1603, AE 1912, 261 = ILCV 1128b, Cons. Const. s.a. 366, Rossi I 210 = ILCV 2925, ILCV 4213A, Them. Or. IX title; Galates Soc. IV 26.20, Soz. VI 16.2, Chron. Pasch. s.a. 364.

Born 366 Jan. 18 Cons. Const. s.a. 366 (perhaps in Galatia, hence his nickname).

CONSVL prioriRole name: CONSVL prior a. 369 with Victor 4 mag. equ.: Fasti, Rossi I 211 = ILCV 1603, Rossi I 210 = ILCV 2925, AE 1912, 261 = ILCV 1128b, ILCV 4213A, Them. Or. IX (delivered 369 Jan. 1).

He fell ill and died at Caesarea in Cappadocia in ?370 Ruf. HE XI 9, Soc. IV 26.23, Soz. VI 16.1-10, Theod. HE IV 19.8ff.