There is a Public Members Tree on Ancestry for

William MATTHEWS - birth 26 Ma 1774, Down Ampney, Gloucestershire
death: 15 June 1858, Calcutta, West Bengal, India

parents: Richard MATTHEWS and Anne JACK.

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Forest of Dean - has one Gloucestershire Marriage Allegations for

Mary MATTHEWS of Ampney, marrying by Licence - 28 April 1707 to Anthony KING.

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Ampney is where my paternal line are from - just small hamlet - etc, Ampney Cru, Down Ampney, Ampney St Peters.etc,