Trevor has jet black hair, dark brooding eyes, and freckles on his nose.
Trevor often walks through the halls looking serious and deep in his thoughts. He writes for The Literary Voice column in the SMS school newspaper.
Trevor and Claudia had crushes on each other and went to dances, such as the Halloween Hop, together. He was involved in Alan Gray's scheme in Claudia and the Phantom Phone Calls trying to ask her out. Trevor used to date Claudia; she used to giggle about him and seemed to like the idea of him more than she liked Trevor himself.
By Kristy's Big Day, he and Claudia have broken up. When asked about it, Claudia says he's ‘dating his poetry’.
- He had an unnamed girlfriend in Mary Anne and the Memory Garden.
- In Kristy and the Kidnapper, he's on Stoneybrook Middle School's debate team. He and his partner don't make it to the finals.
- He signs Dawn Schafer's petition to end school spirit month in Dawn and the School Spirit War.
- Trevor was mentioned briefly in Claudia and the Great Search.
- He's in Kristy's math class in Claudia and the Phantom Phone Calls.
- Claudia once dropped Jello in his lap during lunch in Claudia and the Phantom Phone Calls.
- He's friends with Lew Greenberg and Austin Bentley in Logan Bruno, Boy Baby-sitter.
- Claudia Kishi calls him the most beautiful boy in her grade.
By Kristy's Big Day, he and Claudia have broken up. When asked about it, Claudia says he's dating his guitar now. He has olive colored skin in this version. Trevor also kissed Claudia on her cheek in the Netflix version.
He is played by Bodhi Sabongui. In this series, he is an artist rather than a poet. He is also trying to get his dad's approval.