Mary Cusack Peerage person ID=190147 (b. 1548) Parents Thomas Cusack Maud Darcy Children Thomas Butler, 2nd Baron Cahir James Butler Piers Butler Mary|Maria Butler Edmund Butler Richard Butler Siblings Robert Cusack Alice Cusack Alison Cusack Katherine Cusack Elizabeth Cusack Margaret Cusack Edward Cusack Partners Theobald Butler, 1st Baron Cahir