K
- Jim Kaat (born 1938) – baseball player
- John Anthony Kaiser (1932–2000) – Roman Catholic priest killed in Kenya
- Henry Kalis (born 1937) – politician, farmer, veteran
- Rick Kamla – NBA TV broadcaster
- Joe Kapp (born 1939) – football player
- Rich Karlis (born 1959) – football player
- Joseph Karth (1922–2005) – member of U.S. Congress
- Vincent Kartheiser (born 1979) – actor
- Jesse Kassbaum (born 1981) - U.S. Coast Guard
- Maude Kegg (Ojibwa name Naawakamigookwe) (1904–1996) – writer, folk artist, and cultural interpreter
- Tim Kehoe (born 1970) – inventor and author
- Garrison Keillor (born 1942) – radio humorist and author (A Prairie Home Companion)
- Alexander M. Keith (born 1928) – judge, politician; 37th Lieutenant Governor of Minnesota
- James "J.R." Keller (1907–1972) – politician, farmer, contractor
- Melissa Keller (born 1979) – model and actress
- Oscar Keller (1878–1927) – member of U.S. Congress
- Wade Keller – columnist
- Devin Kelley - actress, The Chicago Code
- John Edward Kelley § (1853–1941) – South Dakota politician
- Steve Kelley (born 1953) – politician
- Frank Kellogg § (1856–1937) – U.S. Senator, U.S. secretary of state, Kellogg-Briand Pact
- Randy Kelly (born 1950) – politician
- Tom Kelly (born 1950) – baseball coach
- Linda Kelsey (born 1946) – actor
- Mark Kennedy (born 1957) – former member of U.S. Congress
- Elizabeth Kenny § (1880–1952) – nurse, discovered a revolutionary treatment for polio
- George Keogan (1890–1943) – basketball coach
- Leonard Kibrick (1924–1993) – child actor
- Sidney Kibrick (born 1928) – child actor
- Jefferson P. Kidder § (1815–1883) – lawyer and jurist
- Dana Kiecker (born 1961) – baseball player
- Andrew Kiefer § (1832–1904) – member of U.S. Congress
- Mary Kiffmeyer (born 1946) – Minnesota Secretary of State
- Craig Kilborn (born 1962) – television personality
- John N. Kildahl (1857–1920) – Lutheran church minister, author and educator
- Harmon Killebrew § (born 1936) – baseball player
- Ward Kimball (1914–2002) – animator, musician
- Charles Kimbrough (born 1936) – actor
- William S. King § (1828–1900) – member of U.S. Congress
- William W. Kingsbury § (1828–1892) – politician
- Sheila Kiscaden – politician
- Jeremy James Kissner (born 1985) – actor
- Norman Kittson § (1814–1888) – businessperson, politician
- Trent Klatt (born 1971) – hockey player
- Kurt Kleinendorst (born 1960) – hockey coach
- Scot Kleinendorst (born 1960) – hockey player
- Jim Kleinsasser § (born 1977) – football player
- John Kline § (born 1947) – member of U.S. Congress
- Amy Klobuchar (born 1960) – U.S. Senator
- Chuck Klosterman (born 1972) – writer
- Chris Kluwe § (born 1981) – football player
- T. R. Knight (born 1973) – actor
- Chuck Knoblauch § (born 1968) – baseball player
- Coya Knutson § (1912–1996) – member of U.S. Congress
- Harold Knutson § (1880–1953) – member of U.S. Congress
- Paul Koering (born 1964) – politician; rare openly gay Republican
- Nikita Koloff (born 1959) – wrestler
- Jerry Koosman (born 1942) – baseball player
- Charlie Korsmo § (born 1978) – actor
- Corey Koskie § (born 1973) – baseball player
- Kristina Koznick – downhill skier, Olympian
- Tommy Kramer § (born 1955) – football player
- Herbert Arthur Krause (1905–1976), American historian
- Paul Krause § (born 1942) – football player
- Peter Krause (born 1965) – actor
- Richard E. Kraus § (1925–1944) – sailor
- Mitch Krebs – anchor
- Joan B. Kroc (1928–2003) – philanthropist
- Pat Kronebusch (1927–2004) – politician, educator
- Helen Barbara Kruger (1913–2006) – entrepreneur
- Robert T. Kuhn (born 1937) – shaman
- Bernie Kukar – National Football League referee
- William F. Kunze (1872–1962) – banker, politician
- Tom Kurvers (born 1962) – hockey player
- Ole J. Kvale § (1869–1929) – member of U.S. Congress
- Paul John Kvale § (1896–1940) – member of U.S. Congress
Read more about this topic: List Of People From Minnesota