Had a look for you on some genealogy sites and have found the following,
From his pension service papers
John Windett b.1853 St Clements, middlesex. Attested Westminster 25 Sept 1876 age 23,
gave tried as cheesemonger? height 6 ft weight 135 Lbs, chest 35 and half inches, indifferent physical development, vacinatted in Infancy.
Discharged as Pvt T 1373 ASC 12 Oct 1880 at Dublin age 27 details height 5 ft 4 ins dark complexion eyes hazel hair brown, tattoo right forearm, trade given as railway porter/groom/carmen, intended address [ very difficult to read] 422 ----- ----- comerford place ----- kensington london, served 4 yrs 16 days discharge being found unfit for further service, good character in posession of one good conduct badge, entitled to medal and clasp for south Africa 1879, never tried by Court Martial never convicted by Civil Power. His discharge symptons first appeared at Woolwich in 1878 and was probably aggrivated by climate abroad.
On another site and i would think is the right man,
John Edward Windett b1853 Strand district [st clement danes, was in the Strand District] Trade Carmen.
m,Bethnal Green to Esther Reed she was born 1866 in Bermondsey they had six kids, Alice 1887, John 1888, Jessie 1890, Charles 1892, Lilian 1897, Albert 1899.
There address is 66 Richard Street, St George in the East, [Bethnal Green] in 1901.
Hope this is Helpful