Al Konyn to Jacob Kopelowitz - 1911 Census household returns
- Al Konyn
- Betsy Konyn
- Harry Konyn
- Simon Konyn
- Solomon Konyn
- Max Konze
- Davis Koogel
- David Koohman
- Rudolf Carl Anton Kook
- Morris Kookshuk
- Maurice Kool
- David William Koolman
- Frederick Koolman
- John Henry Koolman
- Priscilla Koolman
- William James Koolman
- Phillippa Ellen Kooman
- Hermann Koong
- Isccas Koonsty
- Albert Hermann Koop
- Albert James Koop
- Frederick Koop
- Henry Koop
- Martha Azema Koop
- Solomon Koopermintz
- Joe Koopernick
- Elias Bernard Koopman
- Johannes Theodorus Koopman
- Lewis Koopman
- Salomon Koopman
- Meyer Koor
- Kahlil H Koorie
- Seuden Koorland
- Morris Koorsh
- George Koos
- Leves Kootchinsky
- Christian Frederick Kootz
- Adrian Kooy
- Pieter Van Woensel Kooy
- John William Kooymans
- Lewis Koozgal
- Sam Kopalman
- August Kopcke
- Jessie Kope
- John Kope
- William Kope
- Ferdinand Kopecky
- Lipman Kopel
- Nathan Kopel
- Joseph Kopelansky
- Julius Kopelansky
- Marks Kopeloff
- Solomon Kopelovitz
- Morris Kopelow
- Jacob Kopelowitz