No, there hasn't. And it's likely that if there will be, they'll stick to Revan. His alter ego is whatever millions of people wanted it to be, so how could they choose one and stick with it? That and everyone's now accustomed to him as "Revan". To avoid confusion, I wouldn't give him anything else.
__________________ Recently Produced and Distributed Young but High-Ranking Political Figure of Royal Ancestry within the Modern American Town Affectionately Referred To as Bel-Air.