John Davenport was a nurseryman from Burlton Grove, Wem, Shropshire, active in the 1780s and 1790s, with a speciality in hothouses. Davenpost claimed to have been in business since 1768 'imployd in conciderable Buildings of Houses for gentlemen as well as their Grounds &c.'.
He designed an elaborate picturesque landscape for Warren Hastings, Governor General of India at Daylesford House, Gloucestershire, but was dismissed in 1791. In the same year he designed for Thomas Powell of Nanteos, but this plan also failed to be executed.
Desmond, Ray, Dictionary of British and Irish Botanists and Horticulturists (London: Taylor & Francis, 1994), p. 195