Family trees:
- Thurstan and (Brereton) Smethwick of Cheshire, UK (Smethwick branch)
- Richard Smithwick of Cheshire, UK (Kilkenny branch)
- Richard and Joan (Swallow) Smethwick of London, UK (Fleet Street branch)
- Richard and Susan (Sumers) Smithwick of Ditcheat, Somerset, UK (Somerset branch)
- Unknown Smithwick of Tipperary, IE (Tipperary branch)
Have renamed this as the information from Burke's is becoming harder to corroborate against deeds. - Henry Smithwick and Anne Hogan of Tipperary, IE (Hogan / Dagg families)
- Michael Smithwick and Alice FitzGerald of Tipperary, IE (Doyle family)
- John Smithwick and Catherine Bradshaw of Pallasgrean, IE (Connecticut branch)
- Robert Henry Smithwick and Maria Fennessy of Cottage, Tipperary, IE (California branch)
- John Smithwick and Mary Russell of Cork, IE (Chicago branch)
- William Smithwick and Margaret Hickey of Tipperary, (New York branch)
- William Smithwick and Anastasia Behan of Tipperary, (Australian branch)
Top 100 Surnames in Our Family Tree
Bell
Bennett
Bernier
Berry
Bleazby
Blehl
Bossé
Boyle
Bradshaw
Brown
Carey
Carson
Clitheroe
Clohesy
Cochrane
Cote
Croteau
Curran
Dagg
Devenney
Devine
DeWitt
Dillon
Dionne
Doolittle
Doyle
Draper
Elliott
Evans
Faller
Fenn
Fletcher
Fortescue
Foster
Frost
Fryday
Gabbett
Gaggin
Galvin
Getty
Gillespie
Gleeson
Glover
Goldman
Grady
Grennan
Griffin
Hayes
Heaney
Hogan
Hogart / Howard
Howard
Johnson
Kane
Keating
Kelly
Knox
Larkin
Lecomte
Love
Maconaghy
McArthur
McCarthy
McConaghie
McConaghy
McCurdy
McElreavey
McKeeman
McLaughlin
McLean
McMahon
Meredith
Morrison
Munson
Murphy
Nadeau
O'Callaghan
O'Reilly
Parkhill
Pennefeather
Quigg
Quirk
Roux
Ryan
Shea
Simpson
Smethwick
Smithwick
Soucy
Stewart
Sullivan
Taggart
Telmar
Terrell
Thompson
Turgeon
Wall
Wayland
Webb
Wisner