Surname Frequency Analysis of the 1851 Census.

Maaghan(2), Mabli(1), Mabry(3), Macalay(1), Macallum(2), Macarthy(3), Macaulay(4), Macauld(5), Macauley(8), Macdonald(6), Mace(4), Macfadgean(1), Macfarlane(8), Macginley(1), Machan(16), Machel(19), Macheli(5), Machell(25), Machgauram(6), Machill(1), Machin(14), Machon(6), Mack(11), Mackay(5), Mackie(2), Mackley(3), Maclean(1), Maclrel(3), Macmahon(5), Macme(1), Macmillan(4), Macridge(1), Madden(1), Madeley(9), Maffin(24), Magnia(1), Maguire(1), Mahanny(1), Maher(3),
Maho(1), Mahon(17), Mahoney(3), Mahony(4), Mahoy(1), Mail(10), Maison(1), Makin(16), Making(2), Makinson(1), Maleham(6), Maley(11), Malham(1), Malheran(3), Maliham(1), Malinson(11), Malison(2), Malla(1), Mallalieu(7), Mallard(10), Mallinson(543), Mallison(5), Malloy(2), Mally(3), Malolm(1),
Malone(8), Maloney(1), Maloy(1), Maltas(9), Malton(1), Maly(1), Man(27), Manchester(28), Manging(1), Manion(8), Mankinna(1), Manley(8), Mann(125), Manners(3), Manning(12), Mannion(16), Mannur(4), Mansall(1), Mansell(1), Manton(3), Mapleston(8), Mar(1), Marchant(17), Marcroft(6), Marcus(1),
Mare(2), Margerson(1), Margeson(2), Marget(1), Margetson(4), Marginson(17), Marhill(4), Marjeson(1), Marke(2), Markham(2), Marooney(3), Marples(5), Marr(2), Marriot(21), Marriott(69), Marror(1),
Marsden(614), Marsh(128), Marshall(252), Marshell(1), Marshland(3), Marsland(72), Marston(3), Martan(6), Marten(1), Martin(75), Martyn(1), Marvel(3), Mask(1), Mason(52), Mast(1), Matcalf(1),
Mate(12), Matheman(1), Mather(5), Mathers(7), Mathew(1), Mathewman(29), Mathews(8), Mathorn(1), Mathus(1), Matson(1), Mattheson(4), Matthew(1), Matthewman(78), Matthews(98), Matthews/man(2), Matthewson(2), Matthouse(4), Mattox(1), Maubray(1), Maud(15), Maude(37), Maugham(3),
Maughan(2), Maundley(1), Mausley(2), Mawbray(2), Mawood(2), Mawson(26), Maxfield(15), Maxted(1), Maxwell(13), May(82), Mayall(11), Maye(2), Mayman(39), Maymon(10), Mayo(3), Mayor(6), Mays(1).

Mc.Carrick(1), Mc.Dermott(1), Mc.Gregor(1), McAleer(1), McAndrew(1), McAra(6), McAuly(2),
McAvey(3), McBride(5), McBurn(1), McCabe(8), McCale(1), McCann(1), McCanna(2), McCarrick(2), McCarter(1), McCarthy(2), McClellan(6), McCofrey(1), McColem(3), McCombe(1), McConkie(1), McCormack(1), McCormick(2), McCraith(5), McCue(1), McCullough(5), McDermic(1), McDermot(1), McDermott(10), McDine(2), McDodle(2), McDomick(2), McDonad(1), McDonagh(5), McDonald(37), McDonaough(2), McDonaugh(1), McDonnald(1), McDonnell(20), McDonouggh(4), McDonough(2), McDougal(2), McDougall(4), McDoughin(1), McDuff(4), McEvoy(2), McEwan(1), McGanavan(1),
McGarry(1), McGee(3), McGill(6), McGiver(1), McGladston(1), McGovern(4), McGowan(7),
McGrath(9), McGuiness(1), McGuire(22), McHannah(1), McHardy(4), McHue(4), McIlroy(8),
McIntyre(7), McKay(11), McKean(6), McKee(1), McKenzie(7), McKerr(3), McKew(1), McKinna(2), McKinnell(3), McKittrick(1), McLaren(1), McLaughan(3), McLea(2), McLeod(9), McLeon(1),
McLochlan(1), McLone(9), McLoughlan(6), McLoughlin(11), McMahon(9), McMann(1), McManus(1), McMarah(1), McMasson(1), McMerriman(1), McMillan(10), McMirris(2), McMullen(7), McNail(3), McNally(2), McNalty(1), McNamara(3), McNamare(1), McNanard(2), McNaughton(2), McNeill(1), McNelley(1), McNicholl(1), McNish(2), McNully(1), McNulty(10), McQuade(5), McQucay(5),
McQuidon(1), McQuire(3), McVed(2), McWilliams(1).

Mialls(1), Michael(4), Michells(1), Michil(1), Mickelthwait(8), Mickelthwaite(5), Mickelwait(4), Mickelwaite(4), Micklelthwaite(1), Micklethwait(9), Micklethwaite(133), Micklewaite(15),
Midddlebrook(4), Middlebrook(25), Middleham(4), Middlehirst(9), Middlehurst(1), Middleton(124), Midgeley(43), Midgley(207), Midwood(168), Miers(8), Mighill(5), Miles(8), Milhench(2), Miller(51),
Millet(1), Millington(1), Millins(2), Millner(4), Millns(2), Mills(59), Millthorpe(3), Millward(1), Milne(11), Milner(248), Milnes(430), Milns(39), Miloy(1), Milthorp(4), Milton(1), Milward(1), Minnis(2), Minster(1), Mires(2), Mirfield(11), Mitchel(92), Mitchell(640), Mitton(5).

Mocarty(1), Moffat(9), Moffatt(4), Moit(2), Mokeson(1), Mollon(1), Molony(1), Molton(1), Moly(1), Molyneaux(4), Molyneux(9), Momersby(1), Monaghan(3), Mone(2), Monkhouse(11), Monks(1), Monsieur(1), Montgomery(1), Moody(91), Moodycliff(3), Moodycliffe(3), Moon(1), Mooney(9), Moonomara(1), Moony(2), Moor(75), Moore(405), Moorehouse(2), Moores(7), Moorhouse(793), Mor.doneated(4), Moral(1), Moran(22), More(1), Morehouse(34), Moreley(3), Morelson(1), Morey(1), Morgan(14), Morhouse(1), Morice(6), Morley(92), Moronay(1), Moroney(1), Morphitt(4), Morrell(2), Morrey(11), Morrion(4), Morris(96), Morrison(22), Morrisson(6), Morrows(3), Morry(6), Mort(28), Mortimer(302), Mortimore(3), Morton(372), Moseley(35), Mosely(11), Mosland(3), Mosley(225),
Moss(160), Mossley(24), Mothershead(1), Mottershead(2), Mottram(1), Mouldycliff(6), Mouldycliffe(20), Moulson(41), Mounsey(4), Mount(1), Mountain(121), Mounteer(5), Mountiear(5), Mowbery(1),
Mowbray(24), Mowerley(5), Mowitt(7), Mowlson(2), Moxon(101), Moylett(4), Mozley(5).

Muff(45), Muffet(4), Muffett(1), Muffit(8), Muffitt(64), Muir(1), Mulany(2), Mulkern(2), Mulkie(4),
Mullany(3), Mullen(11), Mulligan(4), Mullin(4), Mullins(6), Mulloney(2), Mulloway(1), Mulvaney(1), Mumford(2), Mundy(9), Munford(1), Munro(4), Mura(1), Murfield(1), Murfitt(3), Murgatrod(7),
Murgatroyd(95), Murphey(3), Murphy(50), Murray(14), Muschamp(5), Musgreave(2), Muskers(1).

Myatt(1), Myers(50), Mylett(4), Myres(1).