The new Bionic Woman:
I've got a weakness for brunettes that can run at 45 mph.
Starbuck (Battlestar)
What can I say?
Niki Sanders (Heroes)
Superhuman stripper/call girl with dissociative disorder. Sounds like a party.
T'Pol (Star Trek: Enterprise)
Agreed with OP, she'd be soo logical.
Chuck (Pushing Daisies)
This woman I'd marry.