The Ohio Dental Association (ODA), in existence since 1866, serves approximately 80 percent of Ohio 's practicing dentists – more than 5,500 members in 2007 – and is a constituent society of the American Dental Association.

The mission of the Ohio Dental Association is to improve oral health and strengthen dentistry in Ohio by providing resources to advance the dental profession; improving dental team skills; and increasing public and professional oral health knowledge.