Flavius Gratianus UNKNOWN

Flavius Gratianus was born in 0359 in Sirmium.  Flavius Gratianus' father was Valentinian I, Emperor of Rome and his mother was Marina SEVERA.  His paternal grandfather was Gratian of PANNONIA. He had a half-brother and four half-sisters, named Valentinian II, Emperor of the, Galla Empress of, Aelia Flavia, Valentina and Justa of.