George Koeber to Edward Kohlbeck - 1881 Census household returns
- George Koeber
- Herman J Koeber
- J M Koecher
- Catherine Koeffe
- James Koeford
- August Koeing
- Isaac Koekock
- Leonard Koekoek
- Hermann Koelbel
- Hendrick B Koelkock
- Sigismund W Koelle
- Eliza Koelrick
- Joseph Koen
- Mark Koen
- William Koen
- Isac Koendale
- Gotthold H Koener
- Peter I Koener
- Carl Louis Koenes Or Kornes
- August Koenig
- Fanny Koenig
- Francis Koenig
- Harris Koenigsberg
- Gustav Koenigsfeld
- J M Koepffler
- Henry Koeppe
- Adam Koerber
- Hector F W C A Koerber
- John Koerber
- Charles Koerner
- Petrus H Koert
- Samuel Koesell
- Christian Koester
- John Koester
- Maurice Koettlitz
- William Koettor
- Clement Koevil
- Augustus Koff
- John Koff
- William Koffey
- Jacob Koffman
- Pauline Kofler
- Charles Koftes
- William Koggins
- Richard Kogthornthwaite
- Annie Koheer
- Philip Kohen
- Franz Kohl
- John Kohl
- Edward Kohlbeck