Thomas Plunket, 2nd Baron Plunket Irish bishop (1792–1866) Parents William Plunket, 1st Baron Plunket Katherine McCausland Children Mary Elizabeth Alice Plunket Katherine Plunket Frederica Plunket Gertrude Plunket Emily Plunket Siblings Isabella Katherine Plunket unknown daughter Plunket William Conyngham Plunket Robert Plunket Patrick Plunket John Plunket, 3rd Baron Plunket David Plunket unknown daughter Plunket Elizabeth Plunket Partners Louisa Jane Foster