| Guy Buyens | |
|---|---|
| Born | 5 May 1961 Vilvoorde, Belgium |
| Style | Karatedō, koryū: jūjutsu, bōjutsu, iaijutsu |
| Teacher(s) | Ken’ei Mabuni, Kyōichi Munenori Inoue, Tsuyoshi Munetoshi Inoue |
| Rank | 6th dan in Shitō-ryū karatedō & 6th dan chūden in Hontai Yōshin-ryū |
| Occupation | sports physician, jūjutsuka, koryū martial arts instructor |
| Website | hontaiyoshinryu.be |
Guy Buyens (born 5 May 1961, in Vilvoorde) is a Belgian sports physician, medical administrator, and martial arts practitioner and teacher, who specializes in traditional Japanese martial arts.