| John Buchan | |
| Birth Name: | John Alexander Shepherd Buchan |
| Birth Date: | 17 June 1961 |
| Birth Place: | Auckland, New Zealand |
| Ru Position: | Hooker |
| Repcaps1: | 0 |
| Reppoints1: | 0 |
| Repyears1: | 1987 |
| Ru Province1: | Canterbury |
| Ru Provinceyears1: | 1985–90 |
| Ru Provinceapps1: | 100 |
| Occupation: | Corporate and Commercial Lawyer |
| School: | Auckland Grammar School |
John Alexander Shepherd Buchan (born 17 June 1961) is a former New Zealand rugby union player. A hooker, Buchan represented Canterbury at a provincial level, and was a member of the New Zealand national side, the All Blacks, in 1987. [1] He played two matches for the All Blacks on their tour of Japan that year but did not play in any tests.