Perhaps this family is yours:
John Devlin married Martha Sweeting in the April-May-June quarter of 1887 in Middlesbourgh, North Riding of Yorkshire.
1891 Middlesbro' census
John Devlin, 33, labourer, born Ireland
Martha Devlin, 26, born Durham
William Devlin, 3, born Middlesbourgh, Yorkshire
Catherine Devlin, 1, born Middlesbourgh, Yorkshire
1901 Middlesbro' census
Martha Devlin, 37, widow, hawker, born Durham
William Devlin, 13, born Middlesbro'
Annie Devlin, 9, born Middlesbro'
Jane Devlin, 8, born Middlesbro'
Ellen Devlin, 6, born Middlesbro'
James Devlin, 4, born Middlesbro'
Robert Devlin, 1, born Middlesbro'
1911 Middlesbro' census
James Sweeting, head, 45, cooper, born Durham
William Devlin, nephew, 23, labourer, born Middlesbro'
I can not find a marriage around 1918 for William Devlin, born Jan-Feb-March quarter of 1888 in Middlesbourgh, but I found two births:
William Devlin, born July-Aug-Sept quarter of 1919 in Middlesbourgh, mother's maiden name Lewthwaite.
Joyce Devlin, born Oct-Nov-Dec quarter of 1921 in Middlesbourgh, mother's maiden name Lewthwaite.
The England 1921 census has not yet been released to the public.