Quotation authors by 'K'
| Full name | Nationality | Profession |
|---|---|---|
| Walter Kirn | American | Novelist |
| Walter Koenig | American | Actor |
| Walter Kohn | Austrian | Physicist |
| Warren Kole | American | Actor |
| Wassily Kandinsky | Russian | Artist |
| Wayne Knight | American | Actor |
| Wayne Kramer | American | Musician |
| Werner Klemperer | German | Actor |
| Wilhelm Keitel | German | Celebrity |
| Willem de Kooning | American | Artist |
| William Kamkwamba | Malawian | Inventor |
| William Katt | American | Actor |
| William Kempe | English | Actor |
| William Kennedy | American | Writer |
| William Kent | English | Architect |
| William Kidd | Scottish | Explorer |
| William Kirby | English | Scientist |
| William Kircher | New Zealander | Actor |
| William Kunstler | American | Activist |
| William Lyon Mackenzie King | Canadian | Politician |