Quotation authors by 'K'
| Full name | Nationality | Profession |
|---|---|---|
| Angus King | American | Politician |
| Anil Kapoor | Indian | Actor |
| Anish Kapoor | Indian | Artist |
| Ann Kirkpatrick | American | Politician |
| Ann McLane Kuster | American | Politician |
| Anna Kendrick | American | Actress |
| Anna Kournikova | Russian | Athlete |
| Anselm Kiefer | German | Artist |
| Anthony Kennedy | American | Judge |
| Anthony Kiedis | American | Musician |
| Anupam Kher | Indian | Actor |
| Anurag Kashyap | Indian | Director |
| Arielle Kebbel | American | Actress |
| Arthur Keith | Scottish | Scientist |
| Arthur Koestler | Hungarian | Novelist |
| Ashfaq Parvez Kayani | Pakistani | Soldier |
| Ashton Kutcher | American | Actor |
| Aung San Suu Kyi | Burmese | Activist |
| B. B. King | American | Musician |
| Ban Ki-moon | South Korean | Leader |