K
- Felix Philipp Kanitz
- Mahmud al-Kashgari (1005–1102)
- Robert Kates
- Ibn Khordadbeh (820-912)
- Muhammad ibn Mūsā al-Khwārizmī (780-850)
- Richard Kiepert
- Heinrich Kiepert
- Al-Kindi (Alkindus) (801-873)
- Peter Knight
- Grigorios Konstantas (1753-1844)
- Peter Kozler
- Stepan Krasheninnikov
- Peter Kropotkin
Read more about this topic: List Of Geographers