Colley Grattan (born 1754) (b. 1754) Parents John Grattan Hannah Colley Children Thomas Colley Grattan Mary Anne Grattan John Edmund Grattan William Grattan unknown son Grattan Siblings Arthur Grattan Sarah Grattan Elizabeth Grattan Margaret Grattan Richard Grattan William Grattan Arthur Grattan Thomas Grattan John Grattan Partners unknown wife (?) Elizabeth Warren