Source: Michael Doyle Their Name Liveth For Evermore: The Great War Roll of Honour for Leicestershire and Rutland.
He was the son of William Cockerill a house painter, born 1868 in Lubenham, Leics., and his wife Kate Mary, born 1868 in Aylesbury, Bucks. George Thomas was born in 1891 in Lubenham, Leics., his siblings were, John William, born 1893, in Lubenham, Leics., Nellie Elizabeth, born 1895 in Husbands Bosworth, Leics., Fanny Elmes Cockerill, born 1897 and Edward born 1899, the latter two siblings were both born in Lubenham, Leics., in March 1901 the family home was at Westgate, Lubenham, Leics. In April 1911 George was employed as a gardener and was residing in the family home at Back Lane, Lubenham, Leics., together with his father, now a farm labourer, his mother and siblings, John, Nellie, Fanny, Edward, Mary Amelia, born 1903, Hilda Maud, born 1906, Eveline, born 1907 and Reginald Arthur, born 1910, the latter four siblings were all born in Lubenham, Leics. George died of sickness as a result of being gassed. His younger brother Edward died.