Trevor. I guess I slightly prefer the sound, and Ev is a nice nickname. Plus I've probably heard of more Colins than Trevors, so it's a little less dull (but not much).
Fangirl (18) Dreaming of...
✦ Pandora ✦ Demelza ✦ Beatrix / Viatrix ✦ Marigold ✦ Evanthe ✦ Rowenna ✦ Olympia ✦
✧ Caspian ✧ Phoenix ✧ Ptolemy ✧ Horatio ✧ Nikolai ✧ Artemus ✧ Prosper ✧ Ephraim / Zephram ✧
http://www.behindthename.com/pnl/139644