| Surname | First name(s) | Year(s) of record | Record |
| Main | Benjamin | 1861 | Wood Cottage |
| Markey | Mathew | 1851 | Great House |
| Marrice | Daniell | 1640 | Wills |
| Mathew | John | 1621 | Deeds |
| Mathewe | Walter | 1621 | Deeds |
| Matthews | Edmond | 1901 | Fullbrook |
| Matthews | Elizabeth | 1901 | Fullbrook |
| Maurice | Thomas | 1640 | Wills |
| Maybury | William George | 1886 | School |
| Meredith | Elenor | 1841 | Old Court |
|
Meredith |
Elizabeth |
1861 | Strays |
| Meredith | Hannah | 1817 | Bonds |
| Metcalf | Mabel | 1900 | School |
| Metcalf | Susan | 1899 | School |
| Metcalf | William | 1899,1900 | School |
| Meurig | Alson | c.1560 | Miscellanea |
| Meurig | Gwilym | c.1560 | Miscellanea |
| Michael | Francis | 1736 | Burials 1 |
| Milborne | George | 1621 | Deeds |
| Miles | Elinor | c.1630 | Old Court |
| Millet | Ann | 1833 | Wills |
| Millett | George | 1841 | Great House |
| Millet | John | 1843 | Tithe Register |
| Millett | John | 1821 | Park Estate |
| Millett | John | 1818 | Dissenters |
| Millort | Easter | 1851 | Cefn-goleu |
| Millort | John | 1851 | Cefn-goleu |
| Mills | Anne | 1731 | Wills |
| Mills | Charles | 1731 | Wills |
| Mills | Joseph | 1731 | Wills |
| Mills | Judith | 1731 | Wills |
| Mills | Thomas | 1731 | Wills |
| Mills | William | 1731 | Wills |
| Minett | Daniel | 1891 | Lower Kathlea |
| Montague | Hartridge | 1920 | Kellys |
| Moore | Margaret | 1676 | Wills |
| Moores | John | 1841 | Pen-rhos |
| More | Winifred | 1901 | Rose Cottage |
| Morgan | c.1650 | Miscellanea | |
| Morgan | 1654 | Chancery | |
| Morgan | c.1702-5 | Baptisms 1 | |
| Morgan | Albert | 1896 | School |
| Morgan | Ann | 1816 | Wills |
| Morgan | Ann | 1861 | Old Court |
| Morgan | Ann | 1841 | Pen-rhos |
| Morgan | Ann | 1775 | Baptisms 2 |
| Morgan | Ann(e) | 1760,1802 | Marriages 2 |
| Morgan | Anne | 1722 | Baptisms 1 |
| Morgan | Anne | 1742 | Burials 1 |
| Morgan | Anne | 1691 | Miscellanea |
| Morgan | Anne | 1861 | Old Court |
| Morgan | Arabella | 1742 | Baptisms 1 |
| Morgan | Catell | 1861 | Old Court |
| Morgan | Catherine | 1793 | Baptisms 2 |
| Morgan | Charles | 1663-72 | Hearth |
| Morgan | Charles | 1669,1681,1688,1692,1725,1733-4 | Deeds |
| Morgan | Charles | 1672-83, 1678 | Miscellanea |
| Morgan | Charles | 1675 | Exchequer |
| Morgan | Charles | 1676,?1728-29 | Wills |
| Morgan | Charles | 1691,1692 | Exchequer |
| Morgan | Charles | 1701,1702 | Terrier |
| Morgan | Charles | 1717,1726,1731 | Burials 1 |
| Morgan | Charles | c.1720 | Pentre |
| Morgan | Charles | 1730 | Great House |
| Morgan | Charles | 1861 | Old Court |
| Morgan | Cholmley | 1676 | Wills |
| Morgan | David | 1576 | Sessions |
Morgan |
David | 1675 | Exchequer |
| Morgan | David | 1805 | Marriages 2 |
| Morgan | David | 1841 | Wills |
| Morgan | David John |
1920 |
Directories |
| Morgan | de la Rivers | c.1650-70 | Miscellanea |
| Morgan | Delariviere | 1676 | Wills |
| Morgan | Edmund | 1700 | Burials 1 |
| Morgan | Edward | 1628,1634,1649,1651,1657,1669,1681,1734 | Deeds |
| Morgan | Edward | 1653,1654 | Chancery |
| Morgan | Edward | 1640,1658 | Wills |
| Morgan | Edward | 1691 | Miscellanea |
| Morgan | Eleanor | 1843 | Tithe Register |
| Morgan | Elenor | 1841 | Old Court |
| Morgan | Elisabeth | 1700 | Baptisms 1 |
| Morgan | Eliza | 1798 | Baptisms 2 |
| Morgan | Eliza | 1861, 1871 | Little Celliau |
| Morgan | Elizabeth | 1655 | Deeds |
| Morgan | Elizabeth | 1727 | Marriages 1 |
| Morgan | Elizabeth | 1770,1774,1780 | Baptisms 2 |
| Morgan | Elizabeth | 1772,1779,1782,1802 | Marriages 2 |
| Morgan | Elizabeth | 1717 | Burials 1 |
| Morgan | Emma | 1901 | Great House |
| Morgan | Ethel | 1896 | School |
| Morgan | Evan | 1688 | Terrier |
| Morgan | George | 1861 | Old Court |
| Morgan | Giles | 1558-1603 | Star |
| Morgan | Gwenllian | 1558-1603 | Star |
| Morgan | Henry | 1702 | Terrier |
| Morgan | Henry | 1793 | Baptisms 2 |
| Morgan | Herbert | 1744 | Burials 1 |
| Morgan | Herbert | 1744 | Baptisms 1 |
| Morgan | Hester | 1760 | Burials 1 |
| Morgan | Jame[s] | 1701,1702 | Terrier |
| Morgan | James | 1655 | Deeds |
| Morgan | James | 1676,1843 | Wills |
| Morgan | James | 1730,1733 | Baptisms 1 |
| Morgan | James | 1764 | Bonds |
| Morgan | James | 1764,1778,1790 | Marriages 2 |
| Morgan | James | 1765-6,1768-9,1775,1777 | Baptisms 2 |
| Morgan | James | 1798,1799,1821 | Memorials |
| Morgan | James Tuder | 1732,1738,1740,1742,1744-6,1748 | Baptisms 1 |
| Morgan | James Tuder | 1734 | Deeds |
| Morgan | James Tuder | 1744,1748 | Burials 1 |
| Morgan | James Tudor | 1731,1742 | Wills |
| Morgan | James Tudor | 1731,1733,1735,1738,1752,1781 | Deeds |
| Morgan | James Tudor | 1733,1737 | Baptisms 1 |
| Morgan | Jane | 1691-92 | Exchequer |
| Morgan | Joan | 1631 | Miscellanea |
| Morgan | Joan | 1737 | Burials 1 |
| Morgan | John | 1676 | Wills |
| Morgan | John | 1691-92 | Exchequer | Morgan | John | 1692 | Miscellanea | Morgan | John | 1718,1721,1731 | Marriages 1 | Morgan | John | 1720,1723,1750 | Burials 1 | Morgan | John | 1722,1725,1730,1732,1734,1736,1740 | Baptisms 1 | Morgan | John | 1767,1861 | Old Court | Morgan | John | 1768,1777 | Baptisms 2 | Morgan | John | 1768 | Pen-rhos |
| Morgan | John | 1798 | Bonds | Morgan | John | 1798 | Marriages 2 | Morgan | John | 1841 | Cottages | Morgan | John | 1896 | School | Morgan | Jonathan | 1896 | School |
| Morgan | Lesle Towny | 1769 | Wills |
| Morgan | Lesley | 1816 | Wills | Morgan | Lessley | 1765 | Baptisms 2 |
| Morgan | Lewis | 1611,1664 | Deeds |
| Morgan | Lewis | 1657,1676 | Wills | Morgan | Margar(r)et(t) | 1766,1770 | Baptisms 2 | Morgan | Margaret | 1791 | Marriages 2 | Morgan | Margaret | 1702 | Baptisms 1 |
| Morgan | Marie | 1650 | Deeds | Morgan | Martha | 1738,1744-6,1748 | Baptisms 1 | Morgan | Martha | 1733-5,1738,1781 | Deeds | Morgan | Martha Tudor | 1742 | Wills |
| Morgan | Mary | 1681 | Deeds | Morgan | Mary | 1722,1731-2,1748 | Baptisms 1 | Morgan | Mary | 1723,1731,1748,1759 | Burials 1 | Morgan | Mary | 1731 | Wills | Morgan | Mary | 1793,1795,1798-9,1801 | Baptisms 2 | Morgan | Mary | 1841 | Cottages | Morgan | Mary | 1881 | Great Pool Hall | Morgan | Matthew | 1790 | Marriages 2 | Morgan | Owen | 1745 | Baptisms 1 | Morgan | Philip | 1798,1799 | Memorials |
| Morgan | Philip | 1816 | Wills |
| Morgan | Phillip | 1650 | Deeds | Morgan | Phillip | 1654 | Wills |
| Morgan | Phillipp | 1675 | Exchequer | Morgan | Phillip | 1768 | Baptisms 2 |
|
Morgan |
Rachael |
1861 | Strays |
| Morgan | Richard | 1663-72 | Hearth | Morgan | Richard | 1732 | Baptisms 1 | Morgan | Robert | 1764 | Marriages 2 | Morgan | Ruth | 1799 | Baptisms 2 | Morgan | Samuel | 1748 | Burials 1 | Morgan | Samuel | 1742 | Baptisms 1 | Morgan | Sara | 1769 | Wills | Morgan | Sara(h) | 1766,1769,1775,1777,1795 | Baptisms 2 | Morgan | Sara(h) | 1776,1778 | Marriages 2 | Morgan | Sarah | 1798,1799 | Memorials | Morgan | Sarah E. | 1861 | Old Court | Morgan | Saray | 1765 | Baptisms 2 |
| Morgan | Saunder | 1558-1603 | Star |
| Morgan | Sophia |
1871 |
Directories | Morgan | Sophia | 1873 | Owners of Land | Morgan | Sophia | 1861,1871 | Little Celliau | Morgan | Theodosia | 1790 | Marriages 2 | Morgan | Thomas | 1560,1626,1627,1661-67 | Deeds | Morgan | Thomas | 1631,c.1650-70 | Miscellanea |
| Morgan | Thomas | 1663-72 | Hearth | Morgan | Thomas | 1737 | Baptisms 1 | Morgan | Thomas | 1722 | Burials 1 | Morgan | Walter | 1793 | Baptisms 2 | Morgan | Walter | c.1590 | Miscellanea |
| Morgan | Walter | 1663-72 | Hearth | Morgan | Watkin | 1626,1664 | Deeds |
| Morgan | Watkyn Thomas | 1557 | Tax1557 | Morgan | Will(iam) | 1759,1761,1767,1784 | Marriages 2 |
| Morgan | William | 1557 | Tax1557 |
| Morgan | William | 1605-06,1691-92 | Exchequer |
| Morgan | William | 1655 | Deeds |
| Morgan | William | 1663-72 | Hearth | Morgan | William | 1677 | Wills | Morgan | William | 1698,1700,1702,1730-1,1734,1736,1742,1746 | Baptisms 1 |
| Morgan | William | 1702 | Terrier | Morgan | William | 1780-1827 | Church | Morgan | William | 1711,1728,1748,1759,1760 | Burials 1 | Morgan | William | 1730 | Marriages 1 | Morgan | William | 1768,1774,1780,1793 | Baptisms 2 | Morgan | William | 1827 | Memorials | Morgan | William | 1841 | Cottages | Morgan | William | 1871,1881 | Little Celliau | Morgan | William | 1891 | Victoria Cottage | Morgan | William | 1896 | School | Morgans | Charles | 1718 | Burials 1 |
| Morice | John | 1610 | Miscellanea |
| Mor(r)ice | Thomas | 1594,1603,1608,1628 | Deeds | Morrice | Margarett | 1640 | Wills | Morris | 1748 | Baptisms 1 | Morris | Ann | 1851 | Lower Kathlea | Morris | Elizabeth | 1774 | Memorials | Morris | Elizabeth | 1745,1748,1750 | Baptisms 1 | Morris | Henry | 1841 | Lower Kathlea | Morris | Isaac | 1774 | Memorials | Morris | James | 1750 | Baptisms 1 |
| Morris | John | 1820 | Bonds |
| Morris | John | 1871,1881,1891 | Strays | Morris | Margaret | 1804 | Marriages 2 | Morris | Margaret | 1633 | Deeds | Morris | Samuel | c.1710 | Church |
| Morris | Samuel | 1744 | Bonds | Morris | Samuel | 1745,1750 | Baptisms 1 | Morris | Thomas | 1602 | Church | Morris | Thomas | 1602,1604,1607,1626,1633,1640 | Deeds |
| Morris | Thomas | 1651 | Chancery | Morris | William | 1633 | Deeds | Morris | William | 1748 | Baptisms 1 |
| Morse | Thomas | 1769 | Deeds | Moses | Rebecca | 1790 | Marriages 2 |
| Moyrike? | William? | 1557 | Tax1557 | Munckly | Thomas | 1843 | Tithe Register | Munkley | Charlotte | 1841 | Cottages | Munkley | Martha | 1841 | Cottages | Munkley | Mary | 1810 | Marriages 2 | Munkley | Thomas | 1841 | Cottages |
| Myrick | Gwillim | 1600 | Baglan |