Here are cat names starting with M

"M"

Mabel Mac Macaroni
Macaulay Macavity Macbeth
Macgyver Mach Machiavelli
Macintosh Mackenzie Madam
Maddie Madeira Madison
Madmax Madonna Mae
Maestro Mafalda Magellan
Magenta Maggie Magic
Magna Magnificat Magnolia
Magnus Mahogany Mahomet
Mahout Mai tai Maja
Majik Makayla Makita
Malfi Maliboo Malka
Mallorey Mame Manapua
Mandalay Mandrake Mandu
Mandy Mango Mangy
Mangykat Manhasset Maniac
Mannaz Manny Manx
Mao Mapes Marathon
Marbles Marchello Marcus
Marf Margarite Marieka
Marilla Marilyn Marky
Marlin Marmelade Marmite
Marrakesh Mars Marshall
Marsina Martha Martini
Martymaryellen Masquerade Masters
Mata hari Matilda Matou
Matrix Mau Maud
Maudred Maule Maunz
Mauser Mavis Maximilian
Maximoto Maxwell May
Mayhem Maynard Mayo
Maysa Mazda Mazik
Mazuma Mazurka Mckenzie
Mcmurphy Mea Meadowlark
Mean joe Meaness Meatball
Meatloaf Mebey Medley
Medusa Meecho Meeko
Meely Meems Meep
Megan Megaton Megellan
Meghann Mehitabel Meisha
Mel Melbourne Melvis
Mercedes Mercury Meriwether
Merlin Merlot Merry
Meryl Messy Metaphor
Meum Meuser Mewler
Mewsette Mewy Mia
Micah Micester Micetto
Michelangelo Michi Mickey
Midas Middles Midnight
Mieko Miele Mieschen
Mighty Mija Mijae
Mika Mikado Mikail
Mikkel Mila Milady
Milano Milea Milena
Milhouse Milkshake Millamant
Milo Miloe Min
Minerva Minette Ming
Mingus Minilotto Minka
Minki Minnaloushe Minnie
Minoes Minou Mintie
Minue Minuette Mirage
Miramar Miranda Mirka
Mirko Mischief Misfit
Misha Miso Miss marigold
Miss minion Miss moppet Miss piggy
Miss puss Mister rogers Mister softee
Misti Mistletoe Mitsi
Mitten Mittens Mitzi
Mitzvah Mjolnir Mo
Mo Cuirdh Mo Vaugh Mo-fo
Mo-i-Rana Mo-Jo Mobius
Moby Mocha Mocha AKA PussyBoots
Mocha Manx Mocha Mix Mochi
Mocka Moco Modem
Modena Modest Moe
Moe Ellen Jeanmarie Moe Moe Moe-Monster
Moet Moffitt Mogadishu
Mogadon Mogadonna Mogget
Moggie Moglet Mogra
Mogsie Mogul Mogwai
Mogwyre Mohave Mohawk
Mohican Mohrle Moira
Moira Coon Mojave Moji
Mojo Mojosito Mojothunder
Moka Mokey Moki
Mokie Mokin Moku
Mold Mole Moll Flanders
Molley Molli Mollicoddle
Mollie Molly Molly Lou
Molly May Marie Molly McButter Molly Meganne Noelle
Molly Molla Molly Silverpaws Molly Sue
Mollye Molson Moo Cat Mom
Mom Kitty Mom-Cat Moma Puss
Momcat Momma Momma Mutz
Mommy-Kiddy Mommycat Momo
Momotaro Mon Ami Mon Cher Or Ma Cherie
Mona Mona Lisa Mondavi
Monday Monet Money
Money Honey Monger Mongo
Mongoose Monica Monica Kat
Monica Lewensky Monika Monique
Monk Monkey Monkey Face
Monkeybutt Mono Monochrome
Monroe Monsanto Monsieur
Monster Monster Kitty Monstrance
Montague Montana Monte
Monte Carlo Montego Monteque
Montgomery Montgomery Clift Monther
Monty Monty Python Moo
Moo Moo Cat Moo Moo Cow Moo-Moo
Mooch Moocher Moochka
Moochmeister Moochy Moody
Moody Blue Mooer Moofy
Mooggie Moogie Mookey Bear
Mookie Mookie-Pookie Moolie-moos
MooMoo Moomoo Moon
Moon Light Moon Maiden Moon Pie
Moon Unit Moona Moonbeam
Moonbean Or Moonmist Mooncat Moonchaser
Mooncritter Moondance Moondust
Moonflower Moongoddess Moonie
Moonlight Moonraker Moonshadow
Moonshine Moonstruck Moonunit
Moorea Moose Mopar
Moped Mopet Mophead
Mophy Moppet Moppie Sloef
Mopsy Moptop Moqui
Mordacious Mordecai Mordicai
Mordillo Mordred Morey
Morgaine Morgan Morgan Fairkitty
Morgan LeFey Morgana Morgen
Mori Moriah Moriarity
Moritz Mork Mork And Mindy
Morley Morning Glory Morocco
Morpheus Morris Morris Lynn
Morris Minor Morrisey Morrison
Morriz Morse (after Inspector Morse) Morsel
Mort Mortcake Morticia (Addams family)
Morticia Morena Mortimer Mortimore B. Zuckkerman
Mortina Mortisha Morton
Morty Mosa Mosby
Mose Moselle Moses
Mosey Moshe Moshto
Mosis Mother Mother Lode
Mother Teresa Motley Motley Crue
Motley Tue Moto Motor
Motor Boat Motor Man Motor Unit
Motorino Mottebal Mouauia ibn Abihi
Moufette Mough Mountainlion
Mouse Mouse Doggie Mouse McNasty
Mousekewitz Mouseman Mouser
Mouser Pounce-Fast Mouseripper Mousetrap
Mousie Moussaka Mousse
Moussette Moustache Moustic
Moustick Mousy Mouth
Mouton Movado Movie Star
Movie Star Cat Mow Mowcha
Mowgli Mowp Mowpurrs
Mowse Moxie Moxy
Moya Moyshi Mozart
Mozez Mozzerella Mr Monster
Mr. A. Gray Mr. Alfred Mr. Anderson
Mr. Apricot Mr. Bean Mr. Beans
Mr. Beast Mr. Bentley Mr. Big
Mr. Biggles Worth Mr. Bigglesworth Mr. Bill
Mr. Bojangles Mr. Bonkers Mr. Boots
Mr. Bowles Mr. Brown Mr. Bubbles
Mr. Bunny Mr. C Mr. Cat
Mr. Chips Mr. Choo Mr. Clovis Grimm
Mr. Cold Paws Mr. Cotton Mr. Dainty Paws
Mr. Dogfood Mr. Fish Mr. Flatley
Mr. Fluff Mr. Fur Mr. Furrbody
Mr. Fuzz Butt Mr. Fuzzy Nose and Toes Mr. Fuzzybuns
Mr. Gingipuss Mr. Goober Mr. Goodkitty
Mr. Gotti Mr. Happy Mr. Hudson
Mr. Jenkins Mr. Jones Mr. K
Mr. Katt Mr. Kitty Mr. Kitty to You
Mr. Krabbs Mr. Krinkle Mr. LittleHead
Mr. Lucky Mr. Lucy Mr. Lurch
Mr. M. Mr. MacGeezer Mr. Macgeezer
Mr. Magoo Mr. Magoo. Mr. McFluffer
Mr. Mealy Mr. Men Mr. Mir
Mr. Mister Mr. Mistoffolees Mr. Moe
Mr. Moustache Mr. Neo Mr. Nibblesworth
Mr. O'Mally Mr. Pi Mr. PoPo
Mr. President Mr. Puddy Mr. Purrbody
Mr. Purrfect Mr. Pussy Mr. Roosevelt
Mr. Sandman Mr. Scarfies Mr. Sleepers
Mr. Sleepy Mr. Snuggle Bum Mr. Spaz
Mr. Taz Man Mr. Tibbs Mr. Tickle Bum
Mr. Tilly Mr. Topplemeyer Mr. Underfoot
Mr. Whiskers Mr. Winston (Winnie) Mr. Woo
Mr. Wooten Mr.Cuddly Buns Mrackbudha
Mracks-A-Lot Mri'Fa Mrrranda
Mrs. Naugatuck Mrs. Peel Ms. Agnes Depesto
Ms. Beach Ms. Beasley Ms. Cat
Ms. Cornwallis Ms. Dikky Ms. Grey
Ms. Kitty Ms. Lester Ms. Meowkins
Ms. Morgan Ms. Piggy Ms. President
Ms. Rascalini Ms. Sassy Cat Ms. Scott
Ms. Sweet Ms. Terry Ms. Woogies
Mu Mu Shu Muchpurr
Muckl Mucus Mud
Mud duck Mud Pie Mud Puddle
Mudd Muddles Mudgie
Mudpie Muenster Mufasa
Muff Muffassa Muffet
Muffi Muffie Muffie-Roo
Muffin Muffin Man Muffin Muffin
Muffin-head Muffinhead Muffinman
Muffins Muffinster Muffioso
Muffster Muffy Mufti
Mug Mugabe Mugatu
Mugger Muggle Bear Muggsy
Mugin Mugsy Mugwump
Muhammad Ali Muira Muk
Mulberry Mulder Muldoon
Mulle Mullet Mumbles
Mumford Mumma Mummu Kitty
Mumsy Muncher Munchie
Munchkin Munchykin Mundo
Mungo Mungojerrie Munk
Munster Muon Mupee
Muppet Mupps Murcielago
Murderdoll Mayhem Murdock Murfee
Muriel Murph Murphy
Murphy Brown Murray Muscatelli
Musch Muse Muselix
Mushi Mushka Mushroom
Mushy Musli Mustang
Mustard Mutant Mutt
Mutt the Bald Mutza Mutzy
Muu-Muu MVP My Girl
My Lady Sam My Little Cat My Little Girl
My Little Girl Girl My Little One My Little Pumpkin
My love Mya Mycroft
Myer Mykah Myki
Mykonos Myles Mylette
Mymlan Myna Mynta
Mynx Poo-gas Pendragon Myron Henry Miracle Myrtle
Mysha Mysin Myska
Mystaya Mystery Mystery Girl
Mysti Mystic Mystina
Mystique Myth