125 entries have been contributed to by Ryan, Donald H:
- Hill, Alfred Wesley, B.A., M.B., B.Ch. (1889 – 1988; e.m. 1911)
- Hird, Horace (1899-1973)
- Hoyle, William (1831-1886)
- Jones, James ( ? - 1783)
- Knutsford, Cheshire
- Lawson, Sidney (1884-1943; e.m. 1907)
- Ledbury, Herefordshire
- Leigh, William (1820-1889)
- Lenton, Mary (neé Foster) and Arthur
- Leominster, Herefordshire
- Llandudno
- Machin, Joseph (1770-1831)
- Manning family
- Mantell, Dr Gideon Algernon, MRCS, FRS, FRA, FLS (1790-1852)
- Market Drayton
- Marlborough, Wiltshire
- Meale, [Meal] John Arthur, FRCO (1880-1932)
- Merthyr Tydfil, South Wales
- Montgomery (Trefaldwyn) and Montgomeryshire (Sir Drefaldwyn), Powys
- Morecambe