Hugh may have been the son of Richard and Mary Flint.
I have found the family in the 1881 census at the 'back of Ashton New Road': RG11 4042 130 41
Richard Flint, b. c1854 Clayton Droylsden, o. carter
and Mary ?, b. c1851 Wales
Children:
Thomas Flint, b. c1872 Clayton Droylsden
John Edward Flint, b. c1875 Clayton Droylsden
James Flint, b. c1878 Clayton Droylsden
Hugh Flint, b. c1880 Clayton Droylsden
Justin