Her maiden name was Mary Ann Robson.
In the 1861 Census she is with
William Mowbray, her first husband (m. 1852), in Haswell, Durham RG9; Piece: 3746; Folio: 44; Page: 39. William died 1865
In the 1871 Census she is with her fourth bigamous husband (m.1870)
Frederick Cotton (transcribed as Colton) at Walbottle, Northumberland, RG10 Piece 5139 Folio 82 Page 33. Frederick died 1871.
Her second husband was
George Ward, m1865, died 1866. Her third husband was
James Robinson, m 1867, he survived

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Stan