Keyserling is the surname of several members of the noble House of Keyserlingk:

• Alexander Keyserling (1815–1891), Russian geologist, paleontologist, botanist and zoologist
• Eugen von Keyserling (1833–1889), German arachnologist
• Hermann Graf Keyserling (1880–1946), German philosopher
• Eduard von Keyserling (1855–1918), German writer
• H.H. Keyserling (1866–1944), Russian naval officer, mariner and whaler in the Far East
• Leon Keyserling (1908–1987), American economist
• Arnold Keyserling (1922–2005), German philosopher, son of Hermann.