Max
Milo
Marley
Molly
Murphy
Maya
Maddy
Maggie
Mackenzie
Moose
Memphis
Monty
Maverick
Miley
Mercy
Mocha
Marbles
Marlon
Marcel
Mabel
Mac
Mabeline
Maestro
Magic
Magik
Magnum
Mahogany
Mahout
Maia
Major
Makalu
Malachi
Malakai
Malcolm
Malibu
Malika
Mallory
Malory
Mango
Manolo
Maple
Marbles
Marcella
March
Marcus
Margaux
Margie
Mariah
Marigold
Marilyn
Marina
Mario
Mariposa
Marissa
Marley
Marlo
Marnie
Marquise
Marta
Martin
Marty
Marvel
Marvin
Mary
Mason
Matilda
Mattie
Maurice
Maverick
Maxie
Maxwell
May
Maya
Maybelle
Maynard
Mazzie
McQueen
Meadow
Medusa
Meg
Megan
Meggie
Mei
Mel
Melanie
Melina
Melinda
Melissa
Mellie
Melody
Memphis
Mercedes
Mercy
Merlin
Merrick
Merry
Meryl
Mia
Micah
Michael
Mickey
Midnight
Mikey
Miko
Mila
Milan
Miles
Milford
Millie
Milo
Milton
Mimi
Minnie
Miracle
Miranda
Misha
Missy
Misty
Mitchell
Mocha
Moira
Molly
Mona
Monet
Monkey
Montana
Monty
Moon
Moonie
Moose
Mopsy
Mordecai
Morgan
Morris
Moses
Moss
Mott
Mozart
Mr. Big
Muffin
Mulan
Mulligan
Mumford
Munchkin
Mungo
Murdock
Murphy
Murray
Muse
Mustang
Mya
Mylo
Myron
Mystic
Myrtle
Myshka
Mytch