| Kilic Dünya | SUI | 1993 | Solothurn | | Platintour | | |
| Kindermann Maik | SUI | 1966 | Liestal | | Goldtour | | |
| Kindlein Andreas | GER | 1989 | Pfaffing | | Goldtour | | |
| Kindt Michiel | NED | 1989 | Basel | | Goldtour | | |
| Kipper Cynthia | GER | 1996 | Wertach | #Skull Racing Team | Platintour | | |
| Kipper Julian | GER | 2006 | Vechelde | | Silbertour | | |
| Kipper Philipp | GER | 1972 | Vechelde | | Silbertour | | |
| Kipple Fabian | GER | 1988 | Kronberg im Taunus | | Platintour | | |
| Kirsch Ann-Sophie | GER | 1989 | Freiburg | | Goldtour | | |
| Kirsch Mark | GER | 1976 | Basel | | Goldtour | | |
| Kirsch Markus | GER | 1958 | Emmendingen | | Goldtour | | |
| Kirschenbühler Kyra | SUI | 1997 | Basel | | Silbertour | | |
| Kiser Aline | SUI | 1997 | Waldstatt | | Silbertour | | |
| Kittell Andreas | GER | 1985 | St. Gallen | | Warteliste Goldtour | | |
| Kjaergaard Henning | DEN | 1977 | Trustrup | | Warteliste Plaintour | | |
| Klaasen Henk | NED | 1989 | Amsterdam | Ztikz | Platintour | | |
| Klabl Daniela | GER | 1991 | Oberaudorf | | Silbertour | | |
| Klaus Lukas | SUI | 1993 | Schöftland | | Platintour | | |
| Klauser Tobias Sebastian | SUI | 1995 | Schaffhausen | | Goldtour | | |
| Kleger Philipp | SUI | 1990 | Weiningen ZH | | Goldtour | | |
| Klein Nadine | GER | 1983 | Bitburg | | Goldtour | | |
| Kleindienst Nicole | GER | 1995 | Heidelberg | RSV Heidelberg | Silbertour | | |
| Kleine Thilo | SUI | 1991 | Zürich | | Goldtour | | |
| Kleinehanding Michael | GER | 1969 | Marburg | | Platintour | | |
| Kleinschnittger Jochen | SUI | 1967 | Herrliberg | | Goldtour | | |
| Kleynhans Nicolas | SUI | 1992 | Winterthur | | Platintour | | |
| Klijn Jan | NED | 1973 | Hamburg am Waseberg | Tandemclub Weiße Speiche Hamburg e.V. | Goldtour | | |
| Klima Tobias | GER | 1987 | Mönchaltorf | gurkentruppe | Silbertour | | |
| Klimmer Werner | AUT | 1974 | Oberhofen im Inntal | | Silbertour | | |
| Klinger Emanuel | SUI | 1998 | Embrach | | Platintour | | |
| Klinguer Paul | FRA | 1984 | Massongex | | Goldtour | | |
| Klocke Elisa | GER | 1994 | Stuttgart | | Warteliste Silbertour | | |
| Klocke Lennart | GER | 1989 | Stuttgart | | Warteliste Silbertour | | |
| Klocke Patricia | GER | 1992 | Freiburg | | Warteliste Silbertour | | |
| Klönhammer Nele | GER | 1992 | Münster | Tri Finish Münster | Warteliste Silbertour | | |
| Klopfenstein Rolf | SUI | 1968 | Beatenberg | | Goldtour | | |
| Klopfer Marc | SUI | 1982 | Risch ZG | | Goldtour | | |
| Klossner Adriana | SUI | 1997 | Zürich | | Goldtour | | |
| Klossner Lena | SUI | 1995 | Amsoldingen | | Bronzetour | | |
| Kloter Adrian | SUI | 1971 | Basel | | Silbertour | | |
| Kluczka Johannes | GER | 1994 | Neresheim | SV Elchingen | Goldtour | | |
| Klumpp Felix | GER | 1999 | Weiden | | Goldtour | | |
| Klumpp Johanna | GER | 1997 | Chur | | Platintour | | |
| Klumpp Maike | GER | 1968 | Weiden | | Silbertour | | |
| Klumpp Stefan | GER | 1963 | Weiden | | Silbertour | | |
| Kluth Helen | SUI | 1995 | Zürich | | Bronzetour | | |
| Knapp Matthias | GER | 1980 | Friedrichsdorf | | Platintour | | |
| Knauf Klaus | GER | 1952 | München | | Platintour | | |
| Kneis Philip | SUI | 1995 | Zurich | | Platintour | | |
| Knöpfel Adrian | SUI | 1990 | Zurich | | Goldtour | | |
| Knorpp Katrin | GER | 1974 | Konstanz | | Silbertour | | |
| Knuchel Stefan | SUI | 1977 | Schliern bei Köniz | | Warteliste Plaintour | | |
| Kober Annabelle | GER | 2001 | Coburg | Team CORA - Coburger Radsport e.V. | Silbertour | | |
| Koch Andri | SUI | 1985 | Aarau | | Goldtour | | |
| Koch Dominic | SUI | 1998 | Boswil | | Goldtour | | |
| Koch Manuel | SUI | 1986 | Stansstad | | Goldtour | | |
| Koch Roman | SUI | 1985 | Illnau | | Goldtour | | |
| Koch Thorsten | GER | 1975 | Worms | Team Rheinhessen | Platintour | | |
| Koch Timo | SUI | 1996 | Zürich | # | Warteliste Goldtour | | |
| Kochan Alexander | GER | 1978 | Zürich | | Silbertour | | |
| Kockelkorn Daniel | GER | 1974 | Lörrach | | Goldtour | | |
| Koczian Otto | GER | 1994 | Heidelberg | | Platintour | | |
| Koepplin Andreas | GER | 1979 | Zürich | | Goldtour | | |
| Koerner Timo | GER | 1997 | Coburg | #NGENGINEERING | Silbertour | | |
| Kofal Jon | SUI | 1966 | Dierikon | Snow‘s Angels | Goldtour | | |
| Kofler Dominic | SUI | 1996 | Zürich | | Silbertour | | |
| Kohler Christian | GER | 1988 | Geuensee | | Bronzetour | | |
| Kohler Jürgen | GER | 1961 | Villingen-Schwenningen | Amigos del Grupo Ciclista | Platintour | | |
| Kohler Lukas | SUI | 1982 | Lohn-Ammannsegg | Bystronic | Silbertour | | |
| Kohler Marco | SUI | 1993 | Uster | | Bronzetour | | |
| Köhler Markus | GER | 1985 | Hilden | Los Carboneros | Goldtour | | |
| Kohler Philipp | GER | 1994 | Bad Dürrheim | | Goldtour | | |
| Kohler Samira | SUI | 1995 | Winterthur | | Silbertour | | |
| Kohler Saskia | SUI | 1991 | Zürich | | Bronzetour | | |
| Köhler Tim | GER | 1997 | Mannheim | | Goldtour | | |
| Köhn Christian | GER | 1995 | Münster-Sarmsheim | | Platintour | | |
| Kohnle Jürgen | GER | 1972 | Heidelberg | #MokionTour | Goldtour | | |
| Koldewey George | GER | 1969 | Dortmund | | Silbertour | | |
| Kolks Carsten | GER | 1980 | Ravensburg- | Team Kettentattoo | Warteliste Plaintour | | |
| Kollegger Jan | SUI | 1980 | Pratval | swim bike run viamala | Silbertour | | |
| Koller Adil | SUI | 1993 | Münchenstein | | Goldtour | | |
| Koller Laila | SUI | 1998 | Steinhausen | | Silbertour | | |
| Koller Martin | SUI | 1991 | Naters | | Bronzetour | | |
| Koller Maurice | SUI | 1996 | Basel | | Silbertour | | |
| Koller Mika | SUI | 2002 | Luzern | | Bronzetour | | |
| Kölliker Julia | SUI | 1990 | Urdorf | | Warteliste Goldtour | | |
| Kolly Christel | SUI | 1998 | Düdingen | | Goldtour | | |
| Kolm Franz | AUT | 1968 | Zwettl-Niederösterreich | RC Raiba Kosmopiloten Zwettl | Warteliste Plaintour | | |
| Kolmar Stefan | GER | 1967 | Stuttgart | | Goldtour | | |
| Komijn Remko | NED | 1967 | Den Haag | | Goldtour | | |
| Komso Debora | SUI | 1981 | Dübendorf | | Bronzetour | | |
| König Gian | SUI | 1987 | Zürich | | Platintour | | |
| König Johannes | SUI | 1980 | Birsfelden | | Goldtour | | |
| König Loretta | GER | 1994 | Hirschaid | | Platintour | | |
| König Peter | GER | 1969 | Bischofszell | Knzept 7 | Silbertour | | |
| König Torsten | GER | 1971 | Bad Homburg | | Platintour | | |
| Konishi Ryo | JPN | 1989 | Düsseldorf | | Goldtour | | |
| Konrad Andreas | SUI | 1980 | Richterswil | | Silbertour | | |
| Konrad Sandro | SUI | 1981 | Galgenen | | Silbertour | | |
| Konrad Willi | SUI | 1970 | Zürich | | Platintour | | |