My Creamsicle got her name because of her coloring. I scooped her up and said "I could just eat you up cuz you look just like a little Creamsicle!"
Peeka and Boo, brother and sister, got their names because Peeka used to peek around corners and Boo is a black cat who used to pounce at you when you least expected it, as if he was saying "Boo!"
Pigeon was named so because of the way she coos.
Specs got his name due to the white around his eyes, making it appear as though he's wearing spectacles.
Yoda got her name because she always had airplane ears. Little did I know it was because she had an ear polyp at that time.
Puddy got her name from the cartoon where Tweety Bird would say "I tot I taw a puddy tat" because she hid from me when I went to pick her up at the home where she was living and when I found her, that's what I said, so the name Puddy stuck.
When he would walk away from me, his balls were so cute and brown and fuzzy that I'd squeal "Just look at those cute little Coco Puffs!" So that's how he got his name. :p