Thanks Nany Jan
I think Mary Ann is the wife of Thomas Hinman.
1861 Census, Ross Borough, Herefordshire, England
Thomas Hinman, Male, 33, Head, Born Ross, Herefordshire
Maryanne Hinman, Female, 37, Wife, Born Ross, Herefordshire
George Hinman, Male, 11, Son, Born Ross, Herefordshire
Elizabeth Hinman, Female, 9, Dau., Born Ross, Herefordshire
Mary A. Hinman, Female, 1, Dau., Born Ross, Hereforshire