Hi Diane,
there are several baptisms in Stepney for children of William Benjamin and Mary Jane Cooper
St Thomas Stepney
William Benjamin Cooper 22 Dec 1852- father Benjamin, Tailor (possibly Sailor)
William Benjamin Cooper 10 Apr 1853 - father Benjamin William Henney Cooper - Mariner (but same address as previous)
Mary Jane Cooper 30 Apr 1855 - father William Benjamin Harvey Cooper, Mariner
Ellen Cooper 10 Apr 1859 - father Benjamin Wm Harney Cooper, Sailor
St Mary Stepney
Rosina Cooper 30 Nov 1862 - father Benjamin William Harvey Cooper,Mariner
Caroline Cooper 4 Dec 1864- father Benjamin William Harvey Cooper, Mariner
regards
heywood