He was the son of John Patteson Cobbold and Adele Harriette Dupuis, daughter of George Dupuis, vice-provost of Eton College, where he was educated from 1874 to 1879.
[1] On 24 August 1897 he presented the Racecourse Recreation Ground to the Ipswich Borough.
[2] He was appointed High Sheriff of Suffolk in 1901[3] and was Mayor of Ipswich, 1914–15.
[4] He joined Ipswich Fine Art Club in 1913 and remained a member until 1928 despite not exhibiting.
[5] He died at Holywells Park, Ipswich on 12 June 1929[6] aged 68 and is buried in the graveyard of St Martin's church, Trimley St Martin, Suffolk.