The oldest of Evan and Jane Pugh's children, born 14 March 1854 (parents married 6 Aug 1853, so he was on the way by then)
Occupation Slate Quarrier
1861 census age 7 living with parents

1871 census age 17 and living with parents
1881 census age 27 and living with parents

1891 census not in it
Possible deaths
Deaths Jun 1882 Hugh Pugh age 29 Dolgelly 11b 267 or
Deaths Dec 1890 Hugh Pugh age 37 Dolgelly 11b 262
Or he emigrated, as I have not found a note of his death in family records nor is he buried in the family grave at Tal-y-Llyn which I would have expected if he died in Wales