Private company

American Dental Hygienists' Association

Logo: American Dental Hygienists' Association, Public domain, via Wikimedia Commons3

The American Dental Hygienists' Association (ADHA) is the largest national United States organization representing the professional interests of more than 185,000 dental hygienists across the country. Dental hygienists are preventive oral health professionals, licensed in dental hygiene, who provide educational, clinical and therapeutic services that support total health through the promotion of oral health. Its headquarters are in the Near North Side, Chicago.2 It was founded in 1923.1 Wikipedia text CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

1923Founded1
ADHA 444 Michigan
Photo: ChgoToothFairy ( talk ), FAL, via Wikimedia Commons4

The American Dental Hygienists' Association (ADHA) is the largest national United States organization representing the professional interests of more than 185,000 dental hygienists across the country. Dental hygienists are preventive oral health professionals, licensed in dental hygiene, who provide educational, clinical and therapeutic services that support total health through the promotion of oral health. Its headquarters are in the Near North Side, Chicago.2

Timeline

  1. 1923Founded Founded1