Natsagdorj () is a Mongolian given name of Tibetan origin. It may refer to:
Dashdorjiin Natsagdorj (1906–1937), Mongolian writer, considered to be the founder and most-widely read author of modern Mongolian literature Shagdarjavin Natsagdorj (1918–2001), Mongolian academic and historian, director of the Institute of History at the Mongolian Academy of Sciences Tsedendambyn Natsagdorj (1944–2017), Mongolian Olympic wrestler Sodnomtserengiin Natsagdorj (1938–), Mongolian former cross-country skier