Danzan may refer to:
Danzan-ryū, a jiujitsu school
Danzan () is a Mongolian personal name. Notable persons with this name include: as proper name Soliin Danzan (1885–1924), Mongolian revolutionary and political leader, Ajvaagiin Danzan (1895–1932), Mongolian revolutionary and political leader. as patronymic Danzangiin Narantungalag, a Mongolian olympic cross-country ski athlete Danzangiin Lundeejantsan, a Mongolian MP and former chairman of the parliament