- Victoria Topping
Death - April 1959 (53 year anniversary) - Meadow Lake, Saskatchewan, Canada - Gladys Mary Tapping
- Mary Andre
Birth - April 1951 (61 year anniversary) - Smiths Falls, Lanark County, Ontario, Canada Death - April 1951 (61 year anniversary) - Smiths Falls, Lanark County, Ontario, Canada - Russell Mc Neil
Death - April 1942 (70 year anniversary) - Toronto, Ontario, Canada - Thomas Bullock
- William Hamilton Stewart Mc Neil
Birth - April 1866 (146 year anniversary) - Clayton, Lanark, Ontario, Canada - Thomas Plimpton
- Joan Denslow
- Thomas Clapp
- George Anderson
Birth - April 1620 (392 year anniversary) - Glasgow, Lanark, Scotland - John Marsh
Birth - April 1618 (394 year anniversary) - Probably Of Brai, Essex, England - Anselm Marshall
- Ernulf De Mandeville
Death - April 1178 (834 year anniversary) - England - William Prince Of England
Death - April 1156 (856 year anniversary) - Wallingford Cast, Wallingford, Berkshire, England - Richilde Queen Of Franks
- Pippin Carloman King Italy
Birth - between April 773 and 777 (1239 year anniversary) - Of, Aachen, Rhineland, Prussia - Plectrude (Family name unknown)
- Grimoald Mayor Of Neustria
Death - April 714 (1298 year anniversary) - St Jacques Churc, Liege, Belgium - Francis Joseph McBratney
Death - 1 April 1912 (100 year anniversary) - Brockville, Leeds County, Ontario - Kate Rintoul
- William Thomas Mealy
Birth - 1 April 1872 (140 year anniversary) - Isle of Man, England - Elisha Smith
- Rebecca Smith
- Petronille De Grentmesnil
- Amadeo III Count Savoy
- Hildegarde (Family name unknown) [Countessof Anjo
Death - 1 April 1046 (966 year anniversary) - Jerusalem, Palastein
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