Melissa Coolidge, played by Kristin Dattilo, was a character seen on Beverly Hills, 90210, the first series of the Beverly Hills, 90210 continuity. She appeared in the season one episode One Man and a Baby.
Melissa was a girl that struck up a conversation with Brandon Walsh underneath a tree at lunch. He later called and asked her for a date. However, he got more than he bargained for when it was revealed that Melissa was a teenage mom with a son named Joey.
Although Brandon and Melissa did like each other, she wasn't able to make room for a relationship with a son and falling grades.