Israel Arnold Ziff OBE (31 January 1927 – 14 July 2004) was a British businessman and philanthropist, who particularly donated to good causes within Leeds, West Yorkshire.[5] Arnold and Marjorie also had a daughter, Ann Louise Arnold's wife, Marjorie Ziff received an MBE in the 2011 New Year Honours for services to the community in Leeds.[7] Ziff was a major sponsor of Tropical World, Roundhay Park which is now named after him.[4][6] He gave to Jewish welfare organizations, and is commemorated in the Marjorie and Arnold Ziff Community Centre in Moortown, Leeds.[8] He was also a patron of the arts, and had a collection including items from his friend, Rowland Emett.