Board Thread:Dark Souls/@comment-196.42.18.230-20140311222306/@comment-75.81.201.2-20150621162228

The first born son of Gwyn lost his status as a God of War due to some action. That would mean that he was once a God, but then had his status revoked. This makes it plausible for Solaire to be the Son of Gwyn, but made Human as his punishment.