Annie Hall from "Annie Hall"
This is arguably one of Diane Keaton's most iconic roles. Annie Hall is a struggling nightclub performer in a failing relationship with Woody Allen's character. He spends the movie recounting how they met and where their relationship will inevitably end up.
Celine from "Before Sunrise"
This romance film stars Julie Delpy and Ethan Hawke. They meet on a train in Europe and spend one unforgettable night together in Vienna. It's a classic story about whether or not these legitimate star-crossed lovers will ever meet again.