• Born: 1836, Tyddyn Du, Llanfair, Merioneth, Wales
• Christened: 28 Nov 1836, Llanfair Juxta Harlech, Merioneth, Wales ¹
• Died: After 1891

  Research Notes:

Sole Executor of his father's Will (1867)

In 1871 William Griffith (33) of Llanfair Merionethshire, mariner, unmarried, was with his sister Jane Griffith at the "Madocks Arms" Hotel in Tremadoc, Ynyscynhaiarn, Caernarvonshire.

In 1881 William M. Griffith (44) of Llanfair, Merioneth, unmarried, proprietor of a hotel, was at the Commercial Hotel in Ynyscynhaiarn, Caernarvonshire. Present was niece Margaret Ll. Jones (23) of Ynyscynhaiarn, housekeeper.

In 1891 William M. Griffiths (53) of Llanfair-Juxta-Harlech, retired mariner, unmarried, was staying with his widowed sister Jane Williams, hotel keeper, at the Saracen's Head Hotel, in Beddgelert, Caernarvonshire.