Per genealogy library reference book, the following individuals owned one or more acres of land in Co. Louth, Ireland, the latter part of the 1870s:

1. Michael M'Alester, address Faughart, Dundalk, owned 65 acres.
2. Thos. and W. M'Alester, same address, owned 215 acres.
3. Daniel M'Alister, address Commons, Carlingford, owned 4 acres.
4. Robert M'Ardle, address Nicholas-st., Dundalk, owned 26 acres.
5. Charles M'Cabe, address Morpeth, England, owned 9 acres.
6. Charles F. M'Cabe, same address, owned 254 acres.
7. Owen M'Cabe, address Ardee, owned 3 acres.
8. Patrick M'Cabe, Reps. of, address Liverpool, owned 45 acres.
9. Margaret M'Cann, address Quay-road, Dundalk, owned 139 acres.
10. Patrick M'Cann, address Knockbridge, Dundalk,
owned 116 acres.
11. Patrick M'Cann, address Palregan, Dundalk, owned 4 acres.
12. Richard M'Cann, address Drumcashel, Castlebellingham, owned 764 acres.
13. John M'Carte, address Philipstown, Dundalk, owned 10 acres.
14. Rev. R. L. M'Clintock, address Spencer Hill, Castlebellingham, owned 191 acres.
15. Arthur M'Court, address Commons, Carlingford, owned 7 acres.
16. Patrick M'Court, same address, owned 3 acres.
17. Patrick M'Court, same address, owned 5 acres.
18. Patrick M'Court, Jun., same address, also owned 5 acres.
19. Henry S. M'Cready, address Dublin, owned 254 acres.
20. Patrick M'Cullagh, address Beltichbourne, Drogheda, owned 12 acres.
21. Patrick M'Darra, address Grange Irish, Carlingford, owned 4 acres.
22. Catherine M'Dermott, address Commons, Carlingford, owned 9 acres.
23. Alexander M'Donald, same address, owned 6 acres.
24. John M'Donald, same address, owned 7 acres.
25. John M'Donald, Church-st., Dundalk, owned 11 acres.
26. John M'Dowell, address Faughart, Dundalk, owned 45 acres.
27. Robert M'Dowell, address Belmont, Carlingford,
owned 164 acres.
28. Bernard M'Eleavy, address Carlingford, owned 15 acres.
29. Patrick M'Elveen, address Dromin, Dunleer, 17 acres.
30. Mary M'Entegart, address Philipstown, Dundalk, owned 7 acres.
31. Owen M'Entegart, same address, owned 7 acres.
32. Thomas M'Entegart, same address, owned 14 acres.
33. John M'Gee, address Lurgankeel, Dundalk, owned 3 acres.
34. Judith M'Gee, same address, owned 4 acres.
35. Michael M'Gough, same address, owned 1 acre.
36. Owen M'Gough, same address owned 11 acres.
37. Rev. James M'Ivor, address 17, Rathmines-road, Dublin, owned 86 acres.
38. Rev. Henry M'Kee, address Tenure, Drogheda, owned 21 acres.
39. Edward M'Kenna, address Mullacrew, Louth, owned 3 acres.
40. Owen M'Kenna, same address, owned 1 acre.
41. Patrick M'Kenna, same address, owned 2 acres.
42. Peter M'Keogh, address 5, Lr. Dominick-street, Dublin, owned 37 acres.
43. Francis M'Keone, address Commons, Carlingford, owned 6 acres.
44. Arthur M'Kevitt, address Carlingford, owned 1 acre.
45. Hugh M'Kevitt, address Fullagh, Meath, owned 688 acres.
46. Patrick M'Kevitt, address Commons, Carlingford,
owned 9 acres.
47. James M'Kone, address Belrobin, Dundalk, owned 214 acres.
48. Thomas M'Kone, address Mullacrew, Louth, owned 1 acre.
49. Bernard M'Laughlin, address Ardee, owned 7 acres.
50. Peter M'Loughlin, address Roestown, Ardee, owned 279 acres.
51. Charles M'Mahon, address Brookfield, Dundalk,
owned 203 acres.
52. Bernard M'Namee, address Lurgankeel, Dundalk, owned 1 acre.