CAVANAUGH-LaSalle Co, IL, USA. Terrence CAVANAUGH, b.1801, Ireland, d.after 1883, Ottawa, LaSalle Co, IL. Married before 1838, Ann _______, b.1813, Ireland d.Ottawa, LaSalle Co, IL. Resided Ottawa, LaSalle Co, IL (1840-d). Children: Peter, Mary, Catherine, Julia, Ellen, Elizabeth, Terrence. Need information ancestors and descendants.