Wordlist from Comphistsem Frankfurt, Jan. 2016:
m GEN sg Athanasius
Helmut Schmid's TreeTagger with Latin data by Gabriele Brandolini: Athanasius N:gen〈=0
Lewis & Short, A latin dictionary (1879)
Athanasius, Ăthănāsĭus, ii, m., = Ἀθανάσιος, a celebrated archbishop of Alexandria in the time of the emperor Constantine; a zealous persecutor of the Arians, and by them much persecuted in return; he died A. D. 377.
Gaffiot, Dictionnaire latin-français (2016, ex 1934), merci à G. Gréco, M. De Wilde, B. Maréchal, K. Ôkubo!
Athanasius Ăthanasĭus, ĭī, m., saint Athanase : Eccl. scansion : Ăthănāsĭus et Ăthānăsius