In 1830 Jane Roberts was a witness at the marriage of her sister Margaret to Rees Lloyd.
In 1848 Jane was named as a beneficiary in her father's Will, by then married to Griffith Griffiths.
In 1851 Jane Griffiths (40) of Llanenddwyn and husband Griffith Griffiths (35) of Llanbedr, farmer of 196 acres employing 3 men, were living in Mochras Llanbedr. Present were children (born in Llanbedr): Catherine (10), William (2), Jane (2), Griffith (7 months), [husband's] uncle Evan Francis (80) of Llanbedr, unmarried, annuitant
In 1861 Jane Griffiths (50) of Llanenddwyn and husband Griffith Griffiths (44) of Llanbedr, farmer, were living in Gwynfryn Llanbedr. Present were children (born in Llanbedr): William (12), Jane (12), Griffith (10)
In 1871 Jane Griffiths (60) of Llanbedr [sic], married, farmer of 90 acres employing 1 labourer, was living in Gwynfryn Llanbedr. Present were sons (born in Llanbedr): William (21), draper & grocer, Griffith (20)
In 1881 Jane Griffith (71) of Llanenddwyn, widow, retired farming, was with her daughter Catherine Jones and her family in Gwerneinion Llanfair.
In 1891 Jane Griffiths (80) of Llanenddwyn, widow, living on her own means, was in Tyisaf Llanbedr. Present was niece Laura Griffith of Llanbedr, scholar.
-------------------------------
Jane Griffiths died aged 89 years.
Jane Griffiths of Mochras Llanbedr Merionethshire died 13 March 1900. Probate London 9 January 1902 to Griffith Griffiths, farmer. Effects £158 9s 3.