Together Seán and Kathleen had four children – Maureen, Peggy (1927–2004), Noel and Sheila (1932–1997). Maureen Lemass would marry Charles Haughey, a successor of Lemass as Fianna Fáil leader and Taoiseach.
Together Seán and Kathleen had four children – Maureen, Peggy (1927–2004), Noel and Sheila (1932–1997). Maureen Lemass would marry Charles Haughey, a successor of Lemass as Fianna Fáil leader and Taoiseach.