Area of Ontario
| BAKER
| 1870-1940
| Middlesex
|
| BANKES
| 1800-Present
| Middlesex County
|
| BEEDLE
| 1855-1955
| Middlesex
|
| BEIRNES
| 1833- present
| Wellington County, Waterloo County, Huron County,Grey County,Muskoka District,Middlesex County
|
| BUCHAN
| 1911 -2009
| Middlesex Hyde Park
|
| BULLOCK
| 1870-1940
| Middlesex
|
| BURT
| 1860 to present
| Middlesex, London
|
| BUTTERY
| 1822-2009
| Middlesex
|
| CALLAGHAN
| 1900+
| Middlesex County
|
| CLEMENSON
| 1860-1945
| Middlesex
|
| CLIPPERTON
| 1835-1900
| Middlesex
|
| COLBY
| 1873-1975
| Middlesex
|
| CONNOR
| 1830-1890
| Middlesex County 1830-1854; Oxford County 1854-1890
|
| COYNE
| 1817-1920
| Middlesex
|
| CUMMINS
| 1790-present
| Wentworth, Middlesex, Halton, Muskoka
|
| DAVIS
| 1830-2009
| Middlesex County
|
| DELMAGE
| 1857 to present
| Middlesex, London
|
| DOBBIE
| 1800-present
| Lambton, Middlesex, C
|
| DOWLING
| 1800-1900
| Middlesex County
|
| DURKIN
| 1830-1914
| Middlesex
|
| EVANS
| 1870-1960
| Middlesex
|
| FARRELL
| 1800-1880
| Middlesex/ Lucan
|
| FARROW
| 1853-1930
| Middlesex
|
| FEENEY
| 1800-1900
| Middlesex County
|
| FEENEY
| 1800-2008
| Middlesex County
|
| FITCHETT
| 1820-1900
| Middlesex
|
| FOUNTAIN
| 1830-1920
| Middlesex and Ontario Counties
|
| FRANCIS
| 1800-1900
| MIDDLESEX COUNTY
|
| GILLETT
| 1874-2006
| Middlesex
|
| GILMOUR
| about 1850 - 1920
| London, Middlesex County
|
| GORDON
| 1800-1900
| Middlesex County - Ailsa Craig
|
| GUEST
| 1777-2006
| Middlesex County
|
| HALLS
| 1850-1860
| Middlesex
|
| HARRIS
| abt 1820-1930
| Lambton & Middlesex Counties
|
| HENSHAW
| 1800-present
| Middlesex/ London
|
| HODGETTS
| 1855-1900
| Middlesex, York, Peel
|
| HODGINS
| 1920-2007
| Middlesex County
|
| HUGHES
| 1831-1930
| Adelaide, Metcalfe,Caradoc, Middlesex
|
| HUGHES
| 1883-1917
| Wentworth & Middlesex Counties
|
| JENNINGS
| 1820-2008
| Middlesex County
|
| JENSEN
| 1893-1970
| Middlesex County
|
| JOHNSON
| 1900+
| Middlesex County
|
| KELLY
| 1900-2007
| Middlesex County
|
| KENNEDY
| 1830-2000
| Middlesex County
|
| MAKINS
| 1835-present
| Middlesex County
|
| MCCANN
| 1837-present
| Huron County, Middlesex County
|
| MCGREGOR
| 1850-1950
| Middlesex
|
| MCGREGOR
| 1850-1950
| Middlesex County, Delaware
|
| MCGREGOR
| 1809-1910
| Middlesex
|
| MCINNIS
| 1800-2008
| Middlesex County
|
| MCKENZIE
| 1800-1900
| Middlesex County
|
| MCLAREN
| 1940-2009
| London Township Middlesex County
|
| MCNEIL
| 1912-Present
| Middlesex County/ Metropolitan Toronto
|
| MONTEITH
| 1840-1940
| Middlesex County
|
| NINHAM
| 1800-1900
| Middlesex County
|
| NOBLE
| 1819-2008
| Middlesex, London Township
|
| O'LEARY
| 1800-1900
| Middlesex County
|
| O'LEARY
| 1860-1910
| London/Middlesex Co, Stratford/Perth Co.
|
| OBRIEN
| 1836-1950
| Middlesex London
|
| ODELL
| 1800 - 1881
| Middlesex County
|
| ORENDORFF
| 1900-2000
| London Middlesex
|
| PARKINSON
| 1823 - 1900
| Lambton Middlesex
|
| PAYNE
| 1900-1960
| Middlesex: London
|
| PORTER
| 1850 - 1885
| East Williams Twp, Middlesex County
|
| PROUTY
| 1800-2009
| Huron & Middlesex Counties
|
| RIDDELL
| 1910-2000
| Middlesex County
|
| SCOTT
| 1838-1868
| Middlesex
|
| SEXTON
| 11800-1880
| Middlesex/ Newmarket York
|
| SHORT
| 1860-Present
| London/Middlesex
|
| SMITH
| 1875-1950
| Middlesex
|
| SOADY
| 1800-1900
| Middlesex County Parkhill
|
| SQUIRES
| 1830-2006
| Middlesex
|
| ST. CLAIR
| 1830-1890
| Middlesex County, West Nissouri
|
| STONEHOUSE
| 1872
| Middlesex
|
| THOMPSON
| 1845-1945
| West Nissouri Middlesex
|
| TULLOCH
| 1840-1865
| Elgin, Huron and Middlesex Counties
|
| UNDERHILL
| 1850-1909
| Middlesex County
|
| UPTON
| 1810 - 2008
| Middlesex County
|
| VANDERSLEEN
| 1880-2007
| Middlesex County
|
| VINCENT
| 1800-1870
| Middlesex County
|
| WALSH
| 1800-2008
| Middlesex County
|
| WALSH
| 1850-2008
| Middlesex County
|
| WALSH
| 1800-2008
| Middlesex County
|
| WARD
| 1794-1900
| Middlesex Mosa
|
| WARWICK
| 1800-present
| Middlesex/ London
|
| WEBSTER
| 1885-1970
| Middlesex
|
| WILSON
| 1830-1910
| Biddulph Township Middlesex County
|
