John Wills Martin (c. 1794 – 24 Jan 1869) was an English-born merchant and political figure in Newfoundland.
He came to St. John's from Poole, Dorset in 1816, later working as a clerk at Trinity for George Garland and Sons.
In 1836, he became head of a branch in Carbonear of the mercantile firm which employed him and also became justice of the peace for the northern district.
Martin to his hometown of Longfleet Poole about 1943–44 with his Wife Martha, they had 3 daughters, Mary Jane, Martha & Julia (According to the 1861 England Census for Poole Dorset, St. James District).
In 1862 he was named by the Liberal Government most suitable person to be included in Her Majesty's Commission of the Peace for the town and county of Poole and filled the vacancy for the magisterial bench.