I think Bashir was the prettiest of all the men.
I think Sisko made a good-looking Klingon, if that counts. ^_^
Cardassian division, pre-crazies Dukat.
It's hard to defend this position, even before he went nuts, but I did sort of have a crush on Dukat. Moreso the first time watching and early in the series, not so much in his Anjohl phase.
Damar for me. I genuinely thought Casey Biggs was a handsome man, which was clear when he appeared out of make-up. No idea what he looks like these days!
Out of makeup, yes. As a Cardassian, not so much.