People Alfred Gwynne Vanderbilt I American businessman (1877–1915)20 October 1877 – 7 May 1915 Cornelius Vanderbilt II27 November 1843 – 12 September 1899Alice Claypoole Gwynne26 November 1845 – 22 April 1934 Alfred Gwynne Vanderbilt I20 October 1877 – 7 May 1915 ParentsCornelius Vanderbilt II27 November 1843 – 12 September 1899Alice Claypoole Gwynne26 November 1845 – 22 April 1934SiblingsCornelius Vanderbilt III5 September 1873 – 1 March 1942Gertrude Vanderbilt Whitney9 January 1875 – 18 April 1942Reginald Claypoole Vanderbilt14 January 1880 – 4 September 1925Gladys Vanderbilt Széchenyi27 August 1886 – 29 January 1965 From Wikipedia and Wikidata (public domain), updated daily.