10. Halle Berry
We all know Halle Berry was hot in the '90s, but she stepped it up like a soldier for the new millennium. There's the sex scene in Monster's Ball—which she won an Oscar for. And there's her going topless in Swordfish—which she didn't win an Oscar for. But we're going with her mammary-tastic, post-childbirth spread in Esquire-which she should win something for, even if it's just permanent residence in the spank bank.
DECADE ACHIEVEMENT: Reclaiming her single status after dumping her allegedly unstable baby daddy.