Elizabeth and Mr. Darcy - Pride and Prejudice. I prefer the TV series, since that was the first Pride and Prejudice adaptation I saw, but also because I will always see Matthew McFadyan as Mr Clennam in Little Dorrit.
Keira Knightley as Gwyn, Robin Hood’s daughter, in _Princess of Thieves_
Cecilia Tallis (Keira Knightley) ~ Atonement ~ Movie Stills (Beauty Women Smoking)
That Dress (Atonement, Keira Knightley)