William J. Cooch (22 July 1898 – 17 September 1950) was a New Zealand artist, architect and stamp designer.
[1] Cooch trained as an architect in London and on 18 October 1922 married Mary Amelia Devanney.
Both he and his sister, Louise Orgias (née Cooch) were members of the New Zealand Academy of Fine Arts.
Cooch has examples of his works in the Auckland Art Gallery and also the Museum of New Zealand Te Papa Tongarewa.
Cooch was also a fine calligrapher and was involved in producing certificates for the refurbishment of the Waitangi Treaty House in the 1930s and also for the Disabled Servicemen's Training Centre in Riccarton, New Zealand in 1947.