I would not be too quick to rule him out just yet
From Christ Church Bermondsey
1867 Jul 7, Charles John, s/o Charles William and Ann PERRY, 4 Webb St Bermondsey new Road, Brush maker, born 1 Jun 1867.
This is the Charles with Stephen G in the 1891 census. His father Charles William at various times has used both names by the look of it.
This looks like Stephen
From Christ Church Bermondsey
1869 Oct 3, Stephen George Daugh, s/o Charles & Sarah Elizabeth PARRY, 190 Lay Lane, Brush maker, born 15 Sep 1869
Stephen George B PERRY birth dec qtr 1869, Bermondsey
From FreeBMD
Charles W PERRY married Ann BAUGH, Mar qtr 1866, Bermondsey
29 Jan 1866 St Mary Magdalene, Bermondsey
Charles William PERRY, 21, bachelor, Brush maker, Bermondsey, father John Perry, shoemaker
Ann BAUGH, 21, spinster, , Bermondsey, father John Baugh, Leather dresser
married after banns
both signed the register in the presence of James Deeks and Mary Mason
Ian C