Ralph Hancock (landscape gardener)
Ralph Hancock (2 July 1893 – 30 August 1950) was a Welsh landscape gardener, architect and author. Hancock built gardens in the United Kingdom in the 1920s, 1930s and 1940s and in the United States in the 1930s.
Source: Wikipedia — Ralph Hancock (landscape gardener) (CC BY-SA 4.0)