Serena Greene 7th year puff muggleborn flirt would think he is super cute.
Artemis Harper 7th year Slytherin I'm sure would have known him for a while and would like him for sure. She is a dark arts supporter and the quidditch captain.
Nemo Oddpick 7th Ravie. HUGE nerd who is trying his very best to be cool. Feel free to pick on him.
Ceridwyn Boot 6th year Ravie, is very nice and would be the same to Caleb no doubts.
Warren Dingle 7th year Gryff is a nice guy, plays quidditch, and would be cool with him as long is Caleb was cool with Warren.