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
Baird
Bartlett
Bell
Bennett
Bernier
Berry
Blehl
Bossé
Boyle
Bradshaw
Brown
Campbell
Carey
Clitheroe
Clohesy
Connors
Coombs
Cote
Croteau
Dagg
Devenney
Devine
DeWitt
Dillon
Doolittle
Dorgan
Doyle
Draper
Faller
Fenn
Fletcher
Flynn
Foster
Frost
Fryday
Gabbett
Gaggin
Galvin
Getty
Gillespie
Gleeson
Glover
Goldman
Grady
Grennan
Griffin
Hayes
Hogan
Hogart
Howard
Johnson
Johnston
Kane
Keating
Kelly
Lannon
Larkin
Lecomte
Maconaghy
McCarthy
McConaghie
McConaghy
McElreavey
McKeeman
McLaughlin
McMahon
Morrison
Murphy
Nadeau
O'Callaghan
O'Rafferty
O'Reilly
Parkhill
Pennefeather
Phaneuf
Quirk
Rennie
Rouleau
Roux
Ryan
Scott
Shea
Simpson
Smethwick
Smithwick
Soucy
Stewart
Sullivan
Sweeney
Synge
Taggart
Telmar
Terrell
Thompson
Turgeon
Wall
Wayland
Wearing
Webb
Wisner