Here's a definitive list by yours truly containing all pink villagers and their species and personalities.
I hope you find it useful ^^~
Cranky
Chow - Pink Bear
Octavian - Pinkish Octopus
Vladamir - Pink Cub
Lazy
Bob - Pink /purple Cat
Normal
Gayle - Pink Alligator
Marcie - Powdery Pink Kangaroo
Merengue - Pink Rhino
Midge - Hot Pink Bird
Nana - Pink Monkey
Peaches - Pink Horse
Peppy
Apple - Pink Hamster
Cheri - Cherry Pink Cub
Chrissy - Pink Rabbit
Flora - Pink Ostrich
Freckles - Pink Duck
Pinky - White/Pink Bear
Peanut - Pink/Purple Squirrel
Puddles - Pink Frog
Snooty
Claudia - Pink Tiger
Diana - White/Pink Deer
Miranda - Hot Pink Duck
Jock
Curly - Pink Pig
Uchi
Fuschia - HOT Pink Deer
Rocket - Pink Gorilla