- Kendrick LamarStarted in: 1980sCountry: United States
- Kenny “Dope” GonzalezStarted in: 1970sCountry: United States
- Kenzo BCity: The BronxStarted in: 2020s
- Keri HilsonCity: DecaturStarted in: 2000s
- Kero OneStarted in: 2000sCountry: United States
- KeshaCity: Los AngelesStarted in: 2000s
- Kev BrownStarted in: 1970sCountry: United States
- Kevin AbstractCity: Corpus ChristiStarted in: 2000s
- Kevin CossomCity: Southeastern United StatesCountry: United States
- Kevin FederlineCity: Los AngelesStarted in: 2000s
- Kevin GatesCity: New OrleansStarted in: 2000s
- Kevin RudolfCity: ManhattanStarted in: 1990s
- Key GlockStarted in: 1990sCountry: United States
- Keyshia ColeCity: OaklandStarted in: 1990s
- Khalil FongCity: Kauai CountyStarted in: 2000s
- KhiaCity: PhiladelphiaStarted in: 2000s
- Khleo ThomasCity: AnchorageStarted in: 1990s
- KhrysisCity: New JerseyStarted in: 2000s
- Kid CapriCity: BrooklynStarted in: 1980s
- Kid CudiStarted in: 1980sCountry: United States
- Kid InkStarted in: 1980sCountry: United States
- Kid RockCity: RomeoStarted in: 1980s
- Kid SisterCity: ChicagoStarted in: 2000s
- Kidd KiddCity: New OrleansStarted in: 1990s
- Kiely WilliamsCity: AlexandriaStarted in: 1990s
- Killah PriestCity: BrooklynStarted in: 1990s
- KillumantiiCity: AtlantaCountry: United States
- Kilo KishCity: OrlandoStarted in: 2010s
- King Lil GCity: Los AngelesStarted in: 2000s
- King LouieCity: ChicagoStarted in: 2000s
- King VonCity: ChicagoStarted in: 2010s
- Kirk KnightCity: New York CityStarted in: 2010s
- Kirko BangzCity: HoustonStarted in: 2000s
- KittyStarted in: 1990sCountry: United States
- KJ-52City: TampaStarted in: 1990s
- Klondike BlondeCity: RaleighCountry: United States
- KneroStarted in: 2000sCountry: United States
- Knoc-turn'alCity: Long BeachStarted in: 1990s
- KnxwledgeStarted in: 1980sCountry: United States
- Kobe BryantCity: PhiladelphiaStarted in: 1990s
- Kodak BlackCity: Pompano BeachStarted in: 2000s
- KokaneCity: PomonaStarted in: 1980s
- Kool KeithStarted in: 1960sCountry: United States
- Kool KeithCity: The BronxStarted in: 1980s
- Kool Moe DeeCity: HarlemStarted in: 1970s
- Krayzie BoneStarted in: 1970sCountry: United States
- Krayzie BoneCity: ClevelandStarted in: 1990s
- KreayshawnCity: San FranciscoStarted in: 2000s
- Krizz KalikoCity: Kansas CityStarted in: 1990s
- KRS‐OneStarted in: 1960sCountry: United States
- KunivaCity: DetroitStarted in: 1990s
- KuriousCity: East HarlemStarted in: 1990s
- Kurtis BlowCity: HarlemStarted in: 1970s
- KuruptStarted in: 1970sCountry: United States
- Kutt CalhounCity: Kansas CityStarted in: 1990s
- Kuttem ReeseCity: OrlandoCountry: United States
- KyddStarted in: 2010sCountry: United States
- KyjuanCity: St. LouisStarted in: 1990s
- Kyle MasseyCity: AtlantaStarted in: 2000s
- La Goony ChongaCity: MiamiCountry: United States
- La the DarkmanCity: New York CityStarted in: 1990s
- Lady LondonCountry: United StatesGenres: hip-hop
- Lady MayCity: Long IslandStarted in: 1990s
- Lajan SlimCity: Lauderdale LakesCountry: United States
- LaKeith StanfieldCity: San BernardinoStarted in: 2000s
- Lanz PierceCity: Forest HillsStarted in: 2000s
- Larry SmithCity: HollisStarted in: 1970s
- LattoCity: ColumbusStarted in: 2010s
- Lauryn HillCity: East OrangeStarted in: 1980s
- LawsyCity: RaleighStarted in: 2020s
- Lay BankzCity: PhiladelphiaStarted in: 2010s
- Layzie BoneCity: ClevelandStarted in: 1990s
- LecraeStarted in: 1970sCountry: United States
- Lee DrillyCity: The BronxStarted in: 2020s
- Leehom WangCity: RochesterStarted in: 1990s
- Legend GloverCity: Los AngelesStarted in: 2020s
- Leon Thomas IIICity: BrooklynStarted in: 2000s
- Leslie HallCity: AmesStarted in: 2000s
- Lex LugerCity: SuffolkStarted in: 2000s
- Lexa GatesCity: AstoriaCountry: United States
- Lexii AlijaiCity: Saint PaulStarted in: 2010s
- Li RyeCity: MobileCountry: United States
- Lil BCity: BerkeleyStarted in: 2000s
- Lil BabyCity: AtlantaStarted in: 2010s
- Lil CrixCountry: United StatesGenres: hip-hop
- Lil DebbieCity: AlbanyStarted in: 2010s
- Lil DickyCity: Cheltenham TownshipStarted in: 2010s
- Lil Double 0Started in: 2020sCountry: United States
- Lil DurkStarted in: 1990sCountry: United States
- Lil Eazy-ECity: ComptonStarted in: 1990s
- Lil GnarCity: OaklandStarted in: 2010s
- Lil LoadedCity: San BernardinoStarted in: 2010s
- Lil MabuCity: ManhattanStarted in: 2010s
- Lil MamaCity: New York CityStarted in: 2000s
- Lil MoseyCity: Mountlake TerraceStarted in: 2010s
- Lil Nas XCity: AtlantaStarted in: 2010s
- Lil PoppaCity: JacksonvilleCountry: United States
- Lil PumpCity: MiamiStarted in: 2010s
- Lil Richie 92City: FlorenceCountry: United States
- Lil RobCity: San DiegoStarted in: 1990s