Shannon Leigh O’Malley married Declan Thomas Corrigan in 2003. Shannon is the daughter of James Anthony O’Malley; son of John Joseph O’Malley and Mary Helen McDonough O’Malley. John was the son of Anne Mangan O’Malley. Mary was the daughter of Sabina Celia Mangan McDonough. Anne and Sabina were daughters of Anthony Mangan and Mary Malley.