K
- Kipchoge Keino (1972 airmail)
- John F. Kennedy (1964 airmail)
- Robert Kennedy (1969 airmail)
- Martin Luther King, Jr. (1969 airmail)
- R.P. Klaine (1981) (botanist, "R. P." appears to refer to "Révérend Père" rather than to given names.)
- Robert Koch (1982)
- Julius Korir (1984 airmail)
- Wladyslaw Koziakiewicz (1980 airmail)
- Karl-Heinz Krüger (1980 airmail)
- Aung San Suu Kyi (1995)
Read more about this topic: List Of People On Stamps Of Gabon