Looking for descendants of Thomas C Dawson of St Catharines, Ontario, Canada. Thomas immigrated from Ireland where he was born 11/5/1843. His parents, listed on his death certificate were William Dawson and ? Cummerford (likely Comerford). He married Catherine Martha McKeown about 1867, daughter of Hugh C and Margaret McNally McKeown. Thomas died 5/14/1915 in Wentworth, Ontario.
Thomas and Catherine had 10 children that I am aware of: Mary A c 1869 Margaret Brigit 2/22/1871 married Charles John Cowper Mee-Power, died 8/3/1931 in Italy Teresa 12/17/1873 Thomas C 2/14/1875, died 6/21/1935 in Toronto William c 1877 Kathleen 12/25/1878 Hugh J 7/1881 Helen Josephine 8/25/1882 died before 1891 Henry Edward 9/4/1883 Frances 7/1886