Mary Garret

Mary Garret was the second wife of George Finch. They married at Stifford Church in Essex in 1726, his first wife having died the previous year leaving two young daughters.
Her father Dan Garret was godfather of his granddaughter Ann Finch born in 1728.
Mary "became a widow at same time as her sister [Anne] Mrs Letheuillier, then they lived together and kept their Chariot and Pair, very snug and comfortable - 2 servants and coachman and footmen."
source - letter from Anne Davies Bracknell 1864

Her granddaughter Dorothy Schoen lived with them after her parents died in 1788.
Mary died in the 1790s.