Aizen (Eisen) Arkady (??.??.1961, birthplace unknown) – musicologist.

In 1985, Arkady Aizen graduated from the Latvian State Conservatory (now the Jāzeps Vītols Latvian Academy of Music), studying under Professor L. Krasinskaya. He worked at the Latvian Philharmonic as a musicologist-lecturer and taught at the Emīls Dārziņš Music School in Riga from 1995 to 1996.

Currently resides in the United States.