[6] He also had one sister, Annie Frances Cole, who in 1876 married Colonel Sir Howard Elphinstone VC, later promoted to general, and they had four daughters.
[3] In 1901 he was listed as "Partner in firm of William Henry Cole and Co., merchants, Director of the Bank of England, and the London Assurance Corporation", with his address still in Gracechurch Street.
[16] Four years later, at the same church, his niece Anne de Vere Cole married his wife's nephew Neville Chamberlain, later to become British prime minister.
[13][19] He was buried at St Mary Magdalen's church, Pulham Market, with the remains of his parents, William Henry and Jane Cole.
[19] Cole's widow died at home, 29 Eaton Square, Belgravia, on 21 December 1949, having been appointed an Officer of the Order of the British Empire.