Oscar Eckenstein
| Eckenstein in the 1890s | |
| Personal information | |
|---|---|
| Born | 9 September 1859 | 
| Died | 8 April 1921 (aged 61) Oving, Bucks, England | 
| Occupation(s) | rock climber, mountaineer, engineer | 
| Spouse | Margery Edwards (1918) | 
| Relative | Lina Eckenstein (sister) | 
| Climbing career | |
| Known for | leader of the first serious expedition to attempt K2, (1902) | 
Oscar Johannes Ludwig Eckenstein (9 September 1859 – 8 April 1921) was an English rock climber and mountaineer, and a pioneer in the sport of bouldering. Inventor of the modern crampon, he was an innovator in climbing technique and mountaineering equipment, and the leader of the first serious expedition to attempt K2.