Department of Oral Medicine and Periodontology

Faculty of Dental Sciences

Faculty of Dental Sciences

University of Peradeniya

Prof RD Jayasinghe

Chair Professor of Oral Medicine and Periodontology



Official Address :

Department of Oral Medicine and Periodontology
Faculty of Dental Sciences,
University of Peradeniya,
Peradeniya,
Sri Lanka


Email :

ruwanja@pdn.ac.lk
ruwanduminda@yahoo.com


Telephone :

+94-081-2387458


Personal Website :






Chair Professor of Oral Medicine and Periodontology and Specialist in OMF Surgery
Department of Oral Medicine & Periodontology

    BDS Honours (Sri Lanka) 1996-2001 With Distinctions in Biochemistry, General Surgery, Paedodontics & Orthodontics
    MS- Oral Surgery - (Colombo) 2002 - 2007 Post Graduate Institute of Medicine, University of Colombo
    Board certified consultant in Oral and Maxillofacial Surgery from Feb 2007
  • Chair Professor of Oral Medicine and Periodontology form 26-08-2018
  • Merit Professor in Oral Medicine and Radiology from 4th June 2015
  • Board certified consultant in Oral and Maxillofacial Surgery from Feb 2007
  • Senior Lecturer Grade I in the Dept. of Oral Medicine and Periodontology, Faculty of Dental Sciences, University of Peradeniya from Feb 2012
  • Senior Lecturer Grade II in the Dept. of Oral Medicine and Periodontology, Faculty of Dental Sciences, University of Peradeniya from Feb 2007 to Feb 2012
  • Research assistant and casual academic staff member- School of Dentistry and Oral Health, University of Griffith, Gold Coast, Australia June- August 2010
  • Honorary Research Associate at the Oral Radiology Unit, Faculty of Dentistry, The University of Hong Kong from 11- Nov 2006 to 5- Nov 2007
  • Senior Registrar (PGIM Trainee) in Oral Surgery including Oral and Maxillofacial Surgery at the Department of Oral and Maxillofacial Surgery, Faculty of Dental Sciences, University of Peradeniya, Onco-Surgery at the Onco-Surgical Unit, General Hospital, Kandy and Radiology from 01-03-2005 at Faculty of Dental Sciences, University of Peradeniya
  • Registrar (PGIM Trainee) in Oral Surgery at Faculty of Dental Sciences, University of Peradeniya, Teaching Hospital Kandy, National Hospital Colombo, Cancer Institute, Maharagama
  • Lecturer in Dental Radiology at Division of Radiology, Department of Oral Medicine and periodontology, Faculty of Dental Sciences, University of Peradeniya from Sep. 2001
  • Temporary Lecturer in Oral Pathology, Department of Oral Pathology, Faculty of Dental Sciences, University of Peradeniya from Feb. 2001 to Sep. 2001
  • NRC merit award for Scientific Publication 2016
  • President’s Award for Scientific Publication 2015
  • President’s Award for Scientific Publication 2014

  • Secretary- Centre for Research in Oral Cancer, Faculty of Dental Sciences, University of Peradeniya
  • Member- Research Council of the National Institute of Fundamental Studies
  • Head, Department of Oral Medicine and Periodontology, Faculty of Dental Sciences, University of Peradeniya from 2103-2016
  • Director- Centre for Research in Oral Cancer, Faculty of Dental Sciences, University of Peradeniya from September 2015-2018
  • Head, Department of Radiography and Radiotherapy, Faculty of Allied Health Sciences from 26-12-2011to 07/8/21013

  • Oral cancer and Oral Potentially Malignant Disorders
  • Smokeless Tobacco and Areca nut related health effects and cessation of habits



  • --Research Profile--
  • Number of full papers in international and national journals- 74
  • Presentations at National / International conferences/symposia- Published as full papers-06
  • Research Publications – Abstracts in Journals- 13
  • Research Presentations -136