| Family Names Being Researched | Period | Location:- City Town, Village or Region | County or State | Country | Membership Number |
| MABER | 1798 + | Swansea | GLA | WLS | 10 |
| MABEY | 1765 - 1810 | Allington | DOR | ENG | 10 |
| MACAULAY | pre 1830 | Golspie | SUT | SCT | 217 |
| MACMASTER Allan | 1846 | SCT | 31 | ||
| MACMASTER Jn | 1804 | SCT | 31 | ||
| MADIN | 1827 | Wingerworth | DBY | ENG | 478 |
| MADIN Francis | 1800 | Brampton | DBY | ENG | 478 |
| MALIN | pre 1850 | All | NFK | ENG | 323 |
| MALIN | 1850 + | Sculcoates, Hull | ERY | ENG | 323 |
| MANLY | 1600 + | All | SFK | ENG | 323 |
| MARDEN | c1790 - 1830 | Ripley | SRY | ENG | 10 |
| MARKS Isacc | c1780 - 1850 | WIC | IRL | 616 | |
| MARSHALL | 1720 + | Newcastle Upon Tyne | NBL | ENG | 10 |
| MARSHALL | pre 1625 | Lavenham | SFK | ENG | 10 |
| MARTIN | 1830 + | High Ham | SOM | ENG | 30 |
| MARTIN | 1830 + | Ashcott | SOM | ENG | 30 |
| MARTIN | 1800 + | Forfar | ANS | SCT | 6 |
| MASSEY | 1810 + | Stoke On Tern | SAL | ENG | 19 |
| MATHEY Margaret | 1778 | Perthshire | PER | SCT | 31 |
| MATTHEWS | pre 1800 | All | GLS | ENG | 551 |
| MAXTED | pre 1700 | Romney Marsh area | KEN | ENG | 323 |
| MC Alpine | 1817 | Paisley | RFW | SCT | 478 |
| Mc ALPINE James | 1787 | Lanark | STD | SCT | 478 |
| Mc BRIDE | 1880 + | West Melbourne | VIC | AUS | 10 |
| Mc CALMAN | pre 1852 | Mull & Iona | ARL | SCT | 10 |
| Mc CALMAN | 1852 + | All | VIC | AUS | 10 |
| Mc CARTNEY | 1785 - 1850 | Newcastle Upon Tyne | NBL | ENG | 10 |
| Mc CARTNEY | pre 1780 | Whithorn | WIG | ENG | 10 |
| Mc CARTNEY Johnstone | 1754 - 1775 | Seven Dials | LND | ENG | 478 |
| Mc CLENTOCK | pre 1850 | All | ANT | IRL | 323 |
| Mc DONALD Moses | pre 1800 | North & South | IRL | 551 | |
| Mc DOUGALL | pre 1830 | Mull | ARL | SCT | 10 |
| Mc KINLEY Ann | 1852 | Geelong | VIC | AUS | 478 |
| Mc KINLEY Ann | 1907 | Bairnsdale | VIC | AUS | 478 |
| Mc KINNON | 1800 - 1850 | Tarskavaig, Isle of Skye | HLD | SCT | 111 |
| Mc PHERSON | pre 1800 | Ardnamurchan Peninsular / Glenelg | ARL | SCT | 323 |
| McDONALD Eva May | 1890 - 1991 | Seaview / Stratford | VIC | AUS | 311 |
| McKINNON Catherine | 1807 | SCT | 31 | ||
| McPHEE | 1833 | Fort William | INV | SCT | 31 |
| McPhee Archibald | 1833 | Fort William | INV | SCT | 31 |
| McPHEE Mary | 1833 | Fort William | INV | SCT | 31 |
| MEYER (S) Charles | 1822 - | BSW | GER | 478 | |
| MEYER (S) Charles | 1855 | Melbourne | VIC | AUS | 478 |
| MILLS Robert | 1788 - 1808 | Paisley | RFW | SCT | 478 |
| MIRRINGTON | 1790 + | Rattlesden | SFK | ENG | 10 |
| MITCHELL Sarah | 1821 | Ditcheat | SOM | ENG | 478 |
| MITCHELL Sarah | 1763 | East Pennard | SOM | ENG | 478 |
| MOLLER | 1810 - 1910 | Collingwood | VIC | AUS | 463 |
| MOORE | 1800 + | West Coast Region | NZ | 514 | |
| MOORE | pre 1850 | Broughshane | ANT | IRL | 323 |
| MOORE | pre 1706 | Rattlesden | SFK | ENG | 10 |
| MOORE | pre 1850 | All | ERY | ENG | 323 |
| MORRIS Charles | 1852 | Geelong | VIC | AUS | 478 |
| MORRIS Charles | 1891 | Bairnsdale | VIC | AUS | 478 |
| MORROW George | 1780 - 1820 | FER | IRL | 575 | |
| MORTON | c1800 | Larbert | STI | SCT | 19 |
| MOSER | 1773+ | London | LND | ENG | 10 |
| MOULE | c1700 | Elmdon | ESS | ENG | 19 |
| MULLENS | pre 1860 | Hinton St Mary | DOR | ENG | 404 |
| MURPHY Daniel | 1888+ | Kinglake | VIC | AUS | 10 |
| MURPHY Daniel | c1875 - 1900 | Wychitella | VIC | AUS | 10 |
| MURPHY Daniel | c1875 - 1900 | Boort | VIC | AUS | 10 |
| MURPHY Daniel Jnr | 1900 + | Temora | NSW | AUS | 10 |
| MURPHY Denis | c1820 - 1850 | London | LND | ENG | 10 |
| MURPHY Denis & family | c1852 + | Geelong | VIC | AUS | 10 |
| MUSTIDICK | pre 1860 | COR | IRL | 404 | |
| NASH | pre 1722 | Farnham | SRY | ENG | 10 |
| NATHANIEL Paul | 1700 - 1800 | Madron, Penzance | CON | ENG | 516 |
| NAYLOR | 1788 + | Newton | LAN | ENG | 19 |
| NEW William | 1700 - 1800 | Croydon, Mitcham | SRY | ENG | 516 |
| NEWMAN | 1820 + | Scilly Isles | CON | ENG | 30 |
| NICE Mary | 1782 - 1869 | Layham | SFK | ENG | 478 |
| NICE Samuel | 1755 | Hadleigh | SFK | ENG | 478 |
| NICHOLLS Mavis Evelyn | 1936 | Carlton | VIC | AUS | 478 |
| NICHOLLS Mavis Evelyn | 1915 | Ararat | VIC | AUS | 478 |
| NICHOLLS Mavis Evelyn | 1932 | Richmond | VIC | AUS | 478 |
| NOLAN | pre 1840 | All | GAL | IRL | 323 |
| NOWELL | pre 1870 | Portsea & Odiham | HAM | ENG | 10 |
| NOWELL | c1750 + | Cardiff | GLA | WLS | 10 |
| NOWELL | 1790 + | Norton Malreward | SOM | ENG | 30 |