| | famname | Location | URL | Name | | Kindsvater | USA, CA | | Harold Kindsvater |
| Kirk | IL, KS, USA | | Brian Hulleberg |
| Kitney | UK, Australia, etc. | www.netlink.com.au/~gkitney/ | Graeme Kitney |
| Kittelberger | Ger>Bklyn, NY | | Barbara |
| Klapper | Silesia, Prussia | www.angelfire.com/va/ValsGenealogyPage/page3.html | Valerie Karvoski |
| Klemme | Will Co., IL, US | www.geocities.com/Heartland/Plains/4929 | Pat Mount |
| Klicker | Pittsburgh, Pennsylvania, USA - mid 1800's | www.familytreemaker.com/users/m/o/s/Caron-L-Mosey/index.html | Caron Mosey |
| Kloepfer | USA, Germany | members.aol.com/Rdkone/Kleopfer.html | Robert Kleopfer |
| Kluck | Germany | www.geocities.com/Heartland/Ranch/4963/ | Pat Quinn |
| Klumpp | all | | Jean Tschiggfrey |
| Knick | Rockbridge, Va. | | Brenda Pitts Smith |
| Knight | USA | | Elaine McDowell |
| Knoll | Germany | genweb.net/gedcom/Ameliablue/Ameliablue.html | Leslie Mendez |
| Knopf | Mauerfeld,Fulda,DE>Frank,Saratov,RU | www.familytreemaker.com/users/g/a/r/Leona--Garcia-WA/ | Leona Kollman Garcia |
| Kober | Gemmingen, WUE > Pennsylvania, USA | www.homestead.com/coovercorner/genealogy_russ.html | Russell W. Coover |
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