ONM may refer to:
- Official Nintendo Magazine, a British video game magazine that ran from 2006 to 2014
- Ohio Naval Militia, the naval militia of the State of Ohio
- Operacioni Ndërkombëtar i Monitorimit, a monitoring operation set up to oversee the vetting process of judiciary members in Albania
- Opera Nazionale Montessori, an Italian cultural institution and publishing house
- Osage Nation Museum, devoted to Osage history, art, and culture
This disambiguation page lists articles associated with the title ONM.If an internal link led you here, you may wish to change the link to point directly to the intended article. Category: