Vernacular vs. Greek and Latin forms (22.3B2)

Choose the form most commonly found in biographical reference sources (not catalogs), in the author's language. If this cannot be determined, prefer the vernacular for persons active after 1400.

Examples:

100 00 Guibert,‡cde Gembloux, Abbot of Gembloux,‡dca. 1125-1213
400 10 Gembloux, Guibert de,‡dca. 1125-1213
400 00 Guibertus,‡cGemblacensis, Abbot of Gembloux,‡dca. 1125-1213
670 Guiberti Gemblacensis Epistolae ... 1988- :‡bpars 1, p. v, etc. (Guibert de Gembloux, b. 1124 or 5, elected abbot in 1188, d. 1213 or 4)
670 New Cath. enc.‡b(Guibert of Gembloux; Benedictine abbot; b. ca. 1125; d. Feb. 22, 1213; became abbot of Gembloux, 1193)
670 Dict. de spiritualité‡b(Guibert de Gembloux, bénédictin, vers 1124/25-1213)
675 Delaney, J. Dict. Cath. biog.;‡aEnc. Brit., 15th ed.

100 00 Fulgentius Ferrandus,‡dd. 546 or 7
400 00 Pseudo-Ferrando di Cartagine,‡dd. 546 or 7
400 00 Fulgentius Perrandus,‡dd. 546 or 7
400 00 Ferrandus,‡cof Carthage,‡dd. 546 or 7
400 00 Ferrando,‡dd. 546 or 7
670 Vita di San Fulgenzio, 1987:‡bt.p. (Pseudo-Ferrando di Cartagine) p. 9, etc. (Ferrando; some doubt his role in Vita Fulgentii; active in 6th cent.)
670 New Cath. enc.‡b(Ferrandus of Carthage, deacon and ecclesiastical writer, d. 546 or 547; most probably author of Vita Fulgentii)
670 Dict. Christian biog.‡b(Fulgentius Ferrandus, a disciple and companion of Fulgentius of Ruspe; in all probability author of Vita Fulgentii)
670 Dict. Cath. biog.‡b(Fulgentius Perrandus, 6th cent.; theologian, deacon of Carthage)
670 New Schaff-Herzog‡b(Fulgentius Ferrandus, deacon at Carthage, d. before 547; author of anonymously transmitted biog. of Fulgentius of Ruspe)
675 Enc. Brit., 15th ed.