David Griffiths was a witness at the marriage of his sister Mary to John Griffiths (1847)
In 1861 David Griffiths (32) of Llanddwywe uwch, agricultural labourer was with his sister Mary Griffiths and her family in Aberserw Llanddwywe Uwch graig.
In 1871 David Griffiths (41) of Llanddwywe, farmer of 260 acres employing 2 labourers, unmarried, was living in Aberserw Llanddwywe Uwch graig. Present was brother Griffith Davies (65) of Llanddwywe, agricultural labourer, unmarried
In 1881 David Griffith (52) of Llanddwywe, farmer of 260 acres employing 2 labourers, unmarried, was living in Aberserw Llanddwywe Uwch graig.