Ok this what I have...
James Diver married Mary Gallagher in Castlederg 6 May 1911. James' father was listed as James and Mary's as John.
Children...
Francis (Gallagher) b1908, Ellen b1912, Mary b1914, James b1915, Lily (Elizabeth) b1916 & Bridget b1920.
On the 1911 census Mary is living in Castlederg with her widowed mother, a brother and her son (Francis). James is also living in Castlederg, a boarder of Bridget Doherty.
Mary was born 23 Oct 1889 in Castlederg, listed as Mary Josephine. She was the daughter of John Gallagher and Ann McCanny. She had a sister Ellen b1885 d1901 and a brother John b1888.
John (snr) died in 1897 aged 45 and Ann died in 1921, Mary was the informant for her mother.