Oliver Perry-Smith (October 11, 1884 in Philadelphia – May 13, 1969[1]) was an American rock climber, mountaineer and skier who moved to Dresden in 1902 to attend a technical university.

He became well known in the Sächsische Schweiz for the first ascents of major sandstone rock towers such as: and first ascents of several climbing routes that are still very popular today, e. g.: (All grades Saxon rating) In total "he made more than 90 ascents in Saxon Switzerland, 33 of which are rated VI or above; there were 32 first ascents, 13 solo climbs and 36 additional ones on which he led".

[2] On a trip to the Alps in 1908 he and his friend Rudolf Fehrmann made a number of first ascents.

In the Alps "his repeated ascents include also Weisshorn, Matterhorn, Dent Blanche, Zinalrothorn, Wellenkuppe, Obergabelhorn, Kleine Zinne".

[2] Beside his achievements in climbing, he also won the Austrian championship in cross-country-skiing and ski-jumping in 1914.