(1) The History of KDHA - to be organized through selection later
| Decades | Dates | Contents |
|---|---|---|
| 1970's | 1977.12.17. | Holding of general assembly of the founders of the Korean Dental Hygienists Association (election of Kim, Sook Hyang as the first President) |
| 1978.11. | Holding of the 1st comprehensive academic symposium | |
| 1980's | 1980.01. | Election of Lee, Jeong Ja as the 2nd President |
| 1981.02. | Enactment and proclamation of the declarations and ethical creeds of dental hygienists | |
| 1982.01. | Election of Han, Jae Hee as the 3rd President | |
| 1982.07.01. | Approval of the establishment of the Korean Dental Hygienists Association as a foundation (Minister of Health and Social Affairs) | |
| 1982.07.01. | Establishment of 4 chapters (Chapters for Seoul, Gyeonggi-do and Gangwon-do, Chungcheongnambuk-do, Gyeongsangnambuk-do and Jeollanambuk-do) | |
| 1983.01. | Divided the chapters into 6 chapters (Divided the Gyeongsangnambuk-do Association into Gyeongsangnam-do Dental Hygienist Association and Gyeongsangbuk-do Dental Hygienist Association / Divided the Jeollanambuk-do Association into Jeollanam-do Dental Hygienist Association and Jeollabuk-do Dental Hygienist Association) | |
| 1984.02. | Election of Moon, Hyeon Ja (deceased) as the 4th President | |
| 1986.01. | Allocation of 1,406 public dental hygienists to the municipal health clinics and branch health clinics throughout the country | |
| 1986.02. | Election of Moon, Hyeon Ja as the 5th President | |
| 1987.02.07. | Expanded the chapters into 7 chapters (Divided the Chungcheongnambuk-do Dental Hygienist Association into Chungcheongnam-do Dental Hygienist Association and Chungcheongbuk-do Dental Hygienist Association) |
|
| 1987.09.29. | Joined the International Dental Hygienists Federation (IFDH) | |
| 1988.01. | Election of Moon, Gyeong Sook as the 6th President | |
| 1989.01. | Published the 1st issue of the seasonal Journal of Dental Hygienist Association | |
| 1989.07. | Dispatchment of representatives to the 11th General Assembly and Symposium of International Dental Hygienist Federation (Ottawa, Canada) and acquired approval as a member country | |
| 1990's | 1990.02. | Election of Moon, Gyeong Sook as the 7th President |
| 1991.01. | Changed the name of the Journal of the Dental Hygienist Association to "Chiasarange (Love for Teeth)" and registered with the Bureau of Public Information | |
| 1991.02. | Expanded the chapters into 8 chapters(Divided the Seoul, Gyeonggi-do and Gangwon-do Dental Hygienist Association into Seoul and Gyeonggi-do Dental Hygienist Association, and Gangwon-do Dental Hygienist Association) | |
| 1992.01. | Confirmation of the dental hygienist at public health (branch) clinics as full-time class 8 local health officer | |
| 1992.03. | Election of Moon, Gyeong Sook as the 8th President | |
| 1993.02. | Expanded the chapters into 9 chapters(Separation of the Jeju-do Dental Hygienist Association from the Gwangju and Jeonnam-do Dental Hygienist Association) | |
| 1994.03. | Election of Kim, Sook Hyang as the 9th President | |
| 1994.09. | Establishment of Korean Academy of Dental Hygiene as the subsidiary organization of the Association (Election of Kim, Sook Hyang as the 1st President) | |
| 1995.02. | Expansion of the chapters into 10 chapters(Divided the Seoul Metropolitan City, Incheon Metropolitan City and Gyeonggi-do Dental Hygienist Association into Seoul Metropolitan City Dental Hygienist Association, Incheon Metropolitan City Dental Hygienist Association and Gyeonggi-do Dental Hygienist Association) | |
| 1995.07. | Publication of the 1st issue of the magazine of the Association, "Chiwihyeopbo", registered with the Bureau of Public Information | |
| 1995.09. | Establishment of Public Health, Industry and Hospital Dental Hygienist Association as the subsidiary organization of the Association | |
| 1996.02. | Election of Kim, Sook Hyang as the 10th President | |
| 1996.04.19. | Amendment of the scope of works of the dental hygienist (Clause 6 of the Article 2 of the Implementation Act of the Law on Medical Technicians, etc.) | |
| 1997.01. | Establishment of the 1st oral health center in school in Korea | |
| 1997.01. | Election of Kim, Sook Hyang as the 11st President | |
| 1998.07.14. | Founding of the Korea Dental Hygienist Education Conference (Election of Kim, Sook Hyang, President, as the representative member) | |
| 1998.09.05 | Opening of the official website of the Association | |
| 2000's | 2000.01. | Election of Moon, Gyeong Sook as the 12st President |
| 2001.07.01. | Establishment of the Day of Dental Hygienists | |
| 2001.07. | Development of dental hygienist character | |
| 2001.12. | Approval of the Korean Academy of Dental Hygiene Education as a subsidiary organization | |
| 2003.01. | Election of Moon, Gyeong Sook as the 13st President | |
| 2003.07.05. | Adoption of the system of honorary reporter | |
| 2003.11.24. | Adoption of the system of membership card | |
| 2004.01.31. | Amendment of the ethical creeds of the dental hygienists | |
| 2004.09.05. | Establishment of Korea Male Dental Hygienist Association | |
| 2004.10. | Founding of Ethical Committee | |
| 2005.01.29. | Approval of the Korean Academy of Dental Hygienic Science as a subsidiary organization | |
| 2005.08.27. | Founding of the oral health educational project group of Korean Dental Hygienists Association | |
| 2006.01.21. | Election of Moon, Gyeong Sook as the 14th President | |
| 2006.09. | Adoption of advanced joining of the membership of the Association for those scheduled to graduate with major in dental hygiene | |
| 2006.11.28. | Development of symbolic crest of dental hygienist and submission of application for registration of trademark, and development of characteristic fabric pattern design | |
| 2007.07.06. | Held commemorative ceremony for the 30 anniversary of establishment and publication of the 30 years of history of the Association | |
| 2008.01. | Approval of the Korean Society of Infection Control and Prevention in Dental Hygiene as a subsidiary organization | |
| 2009.1. | Election of Kim, Won Sook as the 15st President | |
| 2009.12.2 | Declaration of the 'Day of changing toothbrush with dental hygienists on the 2nd of March, June, September and December' | |
| 2010's | 2010.1. | Held the 29th Annual General Assembly of Delegates |
| 2010.1. | OExpanded the chapters into 10 city and provincial chapters (Divided the Incheon and Gyeonggi-do Association and Busan and Gyeongnam-do Association into Gyeonggi-do Association, Incheon Association, Busan Association, Gyeongnam Association and Ulsan Association) | |
| 2010.10.1. | Opening of the cyber educational center | |
| 2011.11. | Amendment of the Implementation Act of the Law on Medical Technicians, etc. | |
| 2013.8. | Secured the right to holding the General Assembly and Academic Symposium of International Society of Dental Hygienists (ISDH) in 2019 | |
| 2014.12. | Opening of the 1st Dental Hygienist Association Center in Korea | |
| 2015.7. | Publication of the 50 Years of History of Education in Dental Hygiene in Korea |
