There are 153 unique surnames beginning with M:

MacIvor	Mackling	Maddox	Magrew	Mahaffey	Mahaffy	Maize
Malagnini	Malloy	Malone	Maloney	Maloy	Mapes	Marion
Marks	Marquis	Marshal	Marshall	Martin	Marvin	Massie
Mather	Mathers	Mattern	Matthews	Mattis	Mattox	May
Mayberry	Mayer	Mayhugh	Mayo	McAdams	McAdow	McAllister
McAuliffe	McBratney	McBride	McCamey	McCarney	McCarter	McCarty
McClain	McClarey	McCloud	McClung	McClure	McCollop	McCombs
McConnell	McCoy	McCune	McDonald	McDowell	McEldary	McElroy
McEwen	McFadden	McFarland	McGee	McGehan	McGinnis	McGown
McGrady	McGraw	McGrevey	McGrue	McGuffy	McGuire	McHenry
McIlroy	McIlvain	McIntire	McIntyre	McKee	McKinney	McKirgan
McKitrick	McLain	McLaughlin	McLoud	McMillen	McNeil	McNinch
McPherson	McUmber	Mead	Meadows	Mealey	Meed	Meek
Mehring	Melching	Melick	Merchant	Merriott	Merritt	Mershon
Messina	Metz	Mevis	Meyers	Micas	Michael	Michaels
Micheal	Miles	Miller	Milligan	Millington	Mills	Mink
Minthorn	Minx	Mitchel	Mitchell	Moats	Mobley	Mock
Moffit	Moffitt	Mohn	Monroe	Montgomery	Montross	Moodie
Moody	Moon	Moore	Morford	Morgan	Morris	Morrison
Morrow	Morse	Mortimer	Mosier	Moxley	Muladore	Mulford
Mull	Mullen	Mulligan	Mullin	Mulvain	Mulvaine	Mummey
Mummy	Murfield	Murphy	Murry	Mustain	Myers

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