Catherine is in the 1870 census of Raymond Township, Stearns County ("Killion"). She is in the 1875 Minnesota territorial census ("Kate," age 13). Only Dennis and "B.E." (Bridget Elizabeth) of the siblings are in the 1880 census. Catherine would have been about 18 then and either married or dead perhaps.
Katie Killeen was born in 1862 in Canada. The daughter of Patrick and Catharine (Rooney) Killeen. Her given name was Catharine Judith Killeen. She was the sixth child of eight children. Katie is buried in Padua between her parents. He brothers P.J. and Michael are also buried in Padua.