WILLIAM WYNDHAM GRENVILLE AND THE ORIGINS OF THE PLACE NAME “GRENVILLE”
"Grenville" -- as in Grenville Township, Grenville-sur-la Rouge Municipality and Grenville Village -- trace their name back to William Wyndham Grenville, a British statesman who served briefly (1806-1807) as British Prime Minister, during the time that Grenville Township was being established and surveyed.