Thank you Z much appreciate your time
Looks very promising William's occupation Ag. Labourer
throughout the censuses William Griffith Williams occ. has been Slate Quarry Miner
although William & Jane did name children Sarah, Ellen, John Henry & Griffith
so will keep this in mind as a strong contender
AddedZ - looking a very strong possiblilty you have found the correct William
William has remarried by 1881
1881 Tyn y Gro
William Griffith Farmer 5 1/2 acres remarried wife Elizabeth,
Wm's son Robert Slate Miner & William & Elizabeth two sons Thomas 2 & Joseph W 2 months
all born Ll y PennantWilliam & Elizabeth have another two children by 1891c Griffith W 1885 & Ann E (Ellen) 1887 still living Tyn y Gro 1901 census
family search has these christenings
Robert Griffith 30/1/1850
Robert William Griffith 107/1857
Henry William Griffith 2/7/1859
Sarah Griffith 10/11/1851
Ellen Williams Griffith 27/9/1855
Mary Williams Griffith 27/9/1855
Parents names as William Griffith & Sarah
All christened Penmorfa Caernarvon
FreeBMD marriage entries a possibility
1841 & 1844 Festiniog
Sarah Jones names on same page William Griffith / Griffith Williams
1843 Pwllheli
Sarah Williams name on same page William Griffith
a possibility for Sarah Jones on 1841 census
HO107; Piece 1391; Book: 8; Civil Parish: Pen Morfa; County: Caernarvonshire; ED: 19; Folio: 28; Page: 6 - living Pen y ? Penmorfa
William
Jones 70 Ag Lab.
Anne 55
Griffith 25 Ag Lab.
Simeon 15 quarryman
Robert 10
Sarah 20 All born in this county
1878 Festiniog William Griffith name on same page Elizabeth Griffith at some point may need to order a birth certificate of son Joseph William Griffith Mar qtr. 1881 Festiniog to confirm