Jadzia and Mirror Mirror Kira don't count?
Plus IMO, making Janeway a Lesbian implies women can't be in a position of power unless she's butch like a man.
Jadzia had multiple personalities, for all intents and purposes ... including that of several men. Men who like(d) women ... alot! And Mirror Kira was just acting out lesbianism, mainly, out of narcisism. So, in my view, no ... neither of those ladies count. Janeway and 7, on the other hand ... now, that's something else: