His son, Colonel Alfred Dyke Acland, married Hon. Beatrice Danvers Smith, daughter of Rt. Hon. W. H. Smith of the Newsagents dynasty on 30 July 1885 and gained the rank of Lieutenant-Colonel in 1910 in the service of the Royal 1st Devon Yeomanry (Territorial Army). Another son, Theodore Dyke Acland married the daughter of Sir William Gull, a leading London medical practitioner and one of the Physicians-in-Ordinary to HM Queen Victoria.
