Patrick Mccarthy to William Douglas Mccullock - 1911 Census household returns
- Patrick Mccarthy to Patrick Mccarthy
- Patrick Mccarthy to Sylvester Mccarthy
- T Natine Mccarthy to Thomas Mccarthy
- Thomas Mccarthy to William Mccarthy
- William Mccarthy to William Mccarthy
- William Mccarthy to Mary Mccartly
- Patrick Mccartly to James Mccartney
- James Mccartney to Peter Mccartney
- Richard Mccartney to Charles Mccarty
- Charles Mccarty to Thomas Mccarty
- Thomas Mccarty to Peter Mccaughey
- William Mccaughey to William Mccauley
- William Mccauley to Mary Mccawley
- Patrick Mccawley to Patrick Mcchristel
- Arthur Mcchrystal to James Mcclarence
- James Mcclarence to Frank Mcclathie
- Ernest J Mcclaud to Hugh Mcclean
- Iss Violet Mcclean to Michael Mccleary
- Margaret Mccleary to Charles Mcclellan
- Charles Mcclellan to Alexander Mcclelland
- Alexander Andrew Mcclelland to John Mcclelland
- John Mcclelland to William Mcclelland
- William Mcclelland to Matthew Mcclenn
- Matthew Mcclenn to John Mcclintock
- Lawsontait Mcclintock to Henry Mccloud
- Henry Mccloud to Elizabeth Ann Mcclunan
- Frank Mcclunan to James Vais Mcclure
- James Walpole Mcclure to Charles Albert Mcclurgh
- Daniel Dennis Mcclurgh to John Mccluskey
- John George Mccluskey to Mary Mcclusky
- Patrick Mcclusky to Daniel Mccolgan
- Daniel Mccolgan to Jennie Mccoll
- John Mccoll to James Mccollough
- James Matthews Mccollough to Alexander Mccombe
- Alexander C Mccombe to Samuel G Mccombie
- Sarah Ann Mccombie to Andrew Mcconagly
- Robert Mcconaig to Charles James Mcconnan
- George Mcconnan to David Mcconnell
- David Mcconnell to James Mcconnell
- James Edward Mcconnell to Peter Mcconnell
- Peter Mcconnell to Joseph Mcconnick
- Joseph Mcconnick to Anne Mcconville
- Annie Mcconville to Thomas Mcconville
- Thomas Mcconville to James Mccord
- James Mccord to Thomas Mccormach
- Mccormack to George Mccormack
- George Mccormack to John Mccormack
- John Mccormack to Michael Mccormack
- Michael Mccormack to Walter William Mccormack
- William Mccormack to Annie Mccormick
- Annie Mccormick to Frances Mccormick
- Frances Mccormick to James Mccormick
- James Mccormick to John Mccormick
- John Mccormick to Mary Mccormick
- Mary Mccormick to Sarah Mccormick
- Sarah Ann Mccormick to William John Mccormick
- William John Mccormick to Peter Mccornish
- William Mccornish to Stanley Mccoull
- William Graham Mccoull to John Mccourt
- John Mccourt to Robert Mccourty
- William Mccourty to Andrew Mccoy
- Ann Mccoy to James Mccoy
- James Mccoy to Mary Mccoy
- Mary Mccoy to William Mccoy
- William Mccoy to James Gowland Mccracken
- James Smith Mccracken to Charles Mccracker
- Donald Edwards Mccracker to Annie Mccray
- Edward Mccray to Bambrough Mccready
- Burnett Mccready to Edward Mccreanor
- Elizabeth Mccreanor to Frederick James Justance Mccree
- George Mccree to Mary Mccreith
- Sylyester Mccreith to Alfred John Mccrohan
- Ann Mccrohan to Benjamin G Mccrow
- Charles Mccrow to James Thompson Mccubbin
- John Mccubbin to John Mccue
- John Mccue to Agnes Lee Mccullagh
- Alfred Mccullagh to Alexander Mcculley
- Arthur Mcculley to George Mcculloch
- George Mcculloch to Robert Mcculloch
- Robert Mcculloch to Ellen Mccullock
- Emma Mccullock to John R Mccullock
- John Thomas Mccullock to William Douglas Mccullock