Anne Blennerhassett (died 1828) (d. 1828) Parents Conway Blennerhassett Elizabeth Lacy Children Anne de Courcy Nevinson Blennerhassett de Courcy Michael de Courcy Siblings Elizabeth Blennerhassett Margaret Blennerhassett Susan Blennerhassett Harman Blennerhassett John Blennerhassett Catherine Blennerhassett Thomas Blennerhassett Avice Blennerhassett Partners Michael de Courcy