free bmd uk shows their probable marriage
Mar 1/4 1859 at Kensington 1a 104 Ann PILBEAM same page BENJAMIN CROW.
http://www.freebmd.org.uk/cgi/search.pl
Further to Sue's marriage find:
Marriage at Christ Church, Paddington, January 30, 1859, by banns
Benjamin CROW, bachelor, gardener, father: Charles CROW, coachman
Ann PILBEAM, spinster, father: Thomas PILBEAM, gunsmith
Both signed, both of full age, both living at Cleveland Mews,
Witnesses: Ch's CROW, Sophia

1841 Census, at Brunswick Mews,
Charles Crow 35, male servant
Charles Crow 12
Benjamin Crow 7
Priscilla Crow 35
Elizabeth Crow 5
Emma Crow 1 Mo
Judith