Henry Mulholland
Dedicated to the memory of Henry Mulholland and his wife Jane Armstrong, pioneers of this district who emigrated from Ulster in 1806 and took out the original grant of 162 ha from the crown. He fought in the War of 1812 and later returned to Ireland to induce further emigration. While returning was drowned in the wreck of the Lady of the Lake in the Straits of Belle Isle in 1833.
Plaque via Alan L. Brown's site Toronto Plaques. Full page here.