| Name | Type |
|---|---|
| Jam Band (2017) | Article |
| Japanese Exploration in Nepal (1960) | Article |
| Jebel Kawr, North Face, Many New Routes (2020) | Article |
| Jebel Misht, Organ Pipes, and Wadi al Ala, New Routes and Exploration (2020) | Article |
| Jebel Misht, Southeast Face, Boys Don't Cry (2016) | Article |
| Jebel Misht, Wer Wir Waren and Mitten ins Herz (2017) | Article |
| Jebel Rum, Sultan Ul-Mujahadin (2017) | Article |
| Jobo Rinjang (2010) | Article |
| Joe Dodge: One New Hampshire Institution (1986) | Article |
| Joe Firey, 1918 – 2013 (2015) | Article |
| Joel Ellis Fisher, 1891-1966 (1966) | Article |
| John Clinton Fonda, 1932-1960 (1960) | Article |
| John Evans, 1938 – 2020 (2020) | Article |
| John Gresham Machen, 1881-1937 (1937) | Article |
| John Henry Cuntz, 1866-1928 (1929) | Article |
| John Henry Strong, 1867-1960 (1960) | Article |
| John Percy Farrar, 1857-1929 (1929) | Article |
| John Sanford Humphreys (1967) | Article |
| John Turner, 1931–2014 (2014) | Article |
| John Vincent Hoeman, 1936-1969 (1969) | Article |