 Riku Kornilov | 1994-02-28 | 2026 | Rytiri Kladno U20 |  Czechia U20 2 |  |
 Pavel Korsakov | 1991-11-08 | 2026 | Dynamo Moskva |  KHL | |
| Jonny Korsijärvi | | 2026 | TUTO Hockey U16 | U16 Suomi-sarja | |
 Thomas Korte | 1982-07-30 | 2025 | EKU Mannheim | Germany4 | |
| Kami Kortelainen | 1997-05-14 | 2025 | Mighty Cocks White | FCAA | |
 Wayne Kosior | 1962-09-26 | 2022 | Des Moines Buccaneers |  USHL | |
| Artturi Koskenmäki | 2001-08-16 | 2026 | JPK | II-divisioona | |
| Herkko Koski | 1979-08-06 | 2027 | Ässät | Liiga | |
| Sami Koskinen | 1978-09-05 | 2026 | Lukko | Mestis (W) | |
| Sasu Koskinen | 1990-03-01 | 2023 | Tappara U18 | U18 SM-sarja | |
| Tomi Koskinen | 1986-07-29 | 2026 | FPS | Suomi-sarja | |
| Brayden Kot | 2002-07-12 | 2026 | Victoria Hockey Academy 15U | JPHL 15U | |
| Tapio Kotola | 1983-09-16 | 2020 | Sport | Liiga | |
| Brenden Kotyk | 1991-08-27 | 2026 | Savannah Ghost Pirates |  ECHL | |
| Seamus Kotyk | 1980-10-07 | 2026 | Rochester Americans | AHL | |
 Kristian Kovacik | 2000-06-20 | 2026 | Vännäs HC U20 |  U20 Region | |
 Attila Kovács | 1996-03-22 | 2026 | Hungary |  WC | |
| Csaba Kovács | 1984-03-18 | 2026 | Fehérvár Hockey Academy 19 U18 |  Austria U18i | |
| Julius Kovacs | | 2013 | Küssnacht am Rigi SC |  SwissDiv2 | |
| Justin Kovacs | 1991-10-13 | 2026 | Grosse Pointe South High | USHS-MI | |
| Viktor Kovacs | 1992-07-20 | 2026 | UTE | Erste Liga | |
| Christian Kovanecz | 2001-03-10 | 2026 | EA Oberösterreich U17 | Austria U17 | |
| Richard Kovarik | 1994-01-12 | 2024 | Czechia U16 (all) | International-Jr | |
| Richard Kozelnicky | 1984-07-05 | 2026 | Streatham IHC U19 |  England U19 2 | |
 Evgeni Kozhevnikov | 1981-10-29 | 2025 | Israel U20 | WJC-20 D2B | |
| John Kraiss | 1988-07-26 | 2026 | TSG Reutlingen | Germany4 | |
| Ilya Krasny | 1997-07-31 | 2024 | Dinamo Minsk | KHL | |
| Ondrej Kratky | 1992-12-12 | 2026 | Brixen/Bressanone |  Italy2 | |
| Igor Kravchuk | 1966-09-13 | 2026 | Spartak Moskva | KHL | |
| Derek Kremer | | 2026 | Airdrie CFR Bisons U18 AAA | AEHL U18 | |
| Marek Kristek | 1979-01-12 | 2025 | HK Gladiators Trnava U18 | Slovakia U18 | |
| Baltazar Kristiansson | 2002-02-07 | 2026 | Diö GoIF U18 | U18 Div.2 | |
| Felix Kristoffersson | 1990-08-14 | 2026 | Almtuna IS | NDHL (W) | |
| Radko Krivinka | 1981-11-24 | 2025 | Czech Selects U14 | WSI U14 (W) | |
| Alexander Krivtsov | 1991-03-04 | 2026 | Tornaado U16 | U16 SM-sarja | |
| Igor Krivykh | 1999-09-12 | 2024 | HK Pyunik Yerevan |  Armenia | |
| Andrew Kroeker | 2007-03-05 | 2026 | Perth-Andover Bearcats | USPHL Premier | |
| Brian Kroeker | 1984-10-20 | 2026 | Calgary Bulls U17 AAA | AEHL U17 | |
| Eric Kroetch | 1987-11-30 | 2026 | Camrose Kodiaks | AJHL | |
 Michael Krogh | 1996-05-28 | 2025 | Guildford Lightning | WNIHL Elite (W) | |
 Marco Kronenburg | 1971-01-04 | 2026 | Netherlands | WC D1B (W) | |
| Barret Kropf | 1973-02-02 | 2024 | Prairie Hockey Academy U18 Prep | CSSHL U18 | |
| Justin Krueger | 1986-10-06 | 2023 | Lausanne HC | NL | |
| Brandon Krumpschmid | 1997-12-23 | 2026 | Maine Mariners | ECHL | |
| Nikolaj von Krusenstierna | 1980-06-14 | 2025 | Jämtland/Härjedalen | TV-Pucken | |
| Alex Krushelnyski | 1990-11-14 | 2026 | Team Illinois 19U AAA | 19U AAA (W) | |
| Alexander Kryukov | 1984-02-23 | 2026 | Severstal Cherepovets | KHL | |
| Alexei Kryukov | 1987-06-28 | 2025 | HK Sochi | KHL | |
| Nils Krämer | 1996-02-09 | 2026 | EG Diez-Limburg | CEHL | |
| Jiri Kubat | | 2020 | HC Energie Karlovy Vary U17 | Czechia U17 | |
| Daniel Kubelka | 1988-04-21 | 2024 | HC Energie Karlovy Vary | Czechia | |
| Casey Kudler | 1988-02-00 | 2026 | Duluth East High | USHS-MN | |
 Alexander Kudryavtsev | 1988-01-06 | 2026 | Kazakhstan | WC D1A | |
| Mikko Kuikka | 1983-08-01 | 2027 | Luleå HF U19 | U19 Region (W) | |
| Niko Kuisma | 1971-08-09 | 2026 | Finland | WC | |
| Damon Kulba | 2004-06-28 | 2026 | Streetsville Derbys | PJCHL | |
| Anton Kulhanek | 2003-05-19 | 2024 | SDE HF U16 | U16 Div.1 | |
 Vitali Kulikov | 1986-09-13 | 2026 | Milenio Logroño |  Spain | |
| Jarno Kultanen | 1973-01-08 | 2027 | Ässät | Liiga | |
| Damien Kulynych | 1993-11-07 | 2026 | Calgary Buffaloes U18 AAA | AEHL U18 | |
| Guy Kunst | 1999-11-25 | 2026 | Capitals Leeuwarden U23 | Netherlands U23 | |
| Adam Kuntz | 1992-01-25 | 2024 | Kitchener Jr. Rangers U15 AAA | ALLIANCE U15 | |
| Marcel Kunzemann | 2001-01-16 | 2026 | EA Oberösterreich U17 | Austria U17 | |
| Tero Kuosmanen | 1993-07-24 | 2021 | Riemu | Suomi-sarja | |
| Ville Kuparinen | 1985-03-01 | 2027 | Nikkarit | II-divisioona | |
| Alexander Kuqali | 1991-06-13 | 2026 | Pittsburgh Predators 16U AAA | 16U AAA | |
| Nicholas Kuqali | 1985-05-14 | 2026 | Pittsburgh Predators 13U AAA | 13U AAA | |
| Kirill Kurochkin | 1999-11-12 | 2026 | Vienna Capitals U20 | Austria U20i | |
| Jussi-Pekka Kurtti | 1983-05-29 | 2022 | HIFK | Liiga | |
| Yegor Kushnerevich | 1993-08-15 | 2026 | Shakhter Soligorsk | Belarus | |
| Chris Kushneriuk | 1986-12-24 | 2020 | Ottawa Jr. Senators | CCHL | |
| Wil Kushniryk | 2000-01-27 | 2026 | Univ. of Saskatchewan | USports | |
| Daniel Kuster | 1986-03-21 | 2027 | SC Rapperswil-Jona Lakers U18 | Swiss U18-Elit | |
| Alexander Kutko | 1997-05-27 | 2026 | Gornyak Rudny | Kazakhstan | |
| Mika Kuukasjärvi | 1979-04-21 | 2018 | Kalix HC U20 | U20 Region | |
| Jukka Kuusivuori | 1980-07-21 | 2020 | Turkey | OGQ | |
| Jeffrey Kuziel | 2001-04-17 | 2027 | Northern Michigan Warhounds | MIHL | |
| Sergei Kuzin | 1999-11-04 | 2026 | Chaika Nizhny Novgorod | MHL | |
| Daniil Kuzmin | 1999-05-20 | 2024 | Diplomaty MGIMO Moskva | MSHL3 | |
| Andrei Kuzminykh | 1978-06-01 | 2026 | Shanghai Dragons | KHL | |
 Jason Kvisle | 1984-10-08 | 2026 | Sydney Ice Dogs | AIHL | |
| Patrick Kühne | 1996-10-28 | 2026 | Austria U16 (all) | International-Jr | |
| Christian Künast | 1971-03-07 | 2026 | Germany | WC | |
| Richard Künnemann | 2002-11-21 | 2026 | Augsburger EV U20 | DNL U20 | |
| Alex Kyrias | 1973-06-01 | 2009 | Iowa Chops | AHL | |
| Tim Kyrkostas | 1978-02-17 | 2025 | Islanders Hockey Club | NCDC | |
| Andreas Kåberg | 1997-07-16 | 2027 | Grums IK U18 | U18 Region | |
| Johan Kämpe | 1973-01-06 | 2026 | Orsa IK U18 | U18 Div.1 | |
| Henrik Kärkkäinen | 1997-07-02 | 2027 | Kärpät U18 | U18 SM-sarja | |
| Andrina König | 2000-00-00 | 2022 | SC Weinfelden Ladies | SWHL C (W) | |
| Fabian Körber | 1997-09-06 | 2026 | EC Kassel Huskies | DEL2 | |
| Joel Körkkö | 2005-04-22 | 2027 | Norrtälje IK U18 | U18 Div.1 | |
