Not in order - (and subject to change as my brain comes on-line)
1. Susan Vance and Dr. David Huxley
Bringing up Baby
2. Daphne and Osgood Fielding III
Some Like It Hot
3. Wash and Zoe
Firefly
4. Tuor and Idril
Tolkien
5. Morticia and Gomez Addams
The Addams Family
************************
Denny Crane and Alan Shore, Boston Legal