The Dental ON Group

You are on the Team Members page.

You are on the Team Members page.



Dr Dawie De Villiers



Dr Dawie de Villiers graduated from the University of Stellenbosch in 1989 which gives him over 30 years experience in the dental industry. He has a special interest in Reconstructive Aesthetic & Cosmetic dentistry. He is passionate about his patients & people in general and continuously build lifelong connections wherever he goes. He runs a practice that is friendly, professional and on the leading edge of technological advances in the dental industry.

Dr Gerhard Brönn



Dr Brönn has a special interest in reconstructive aesthetic & cosmetic dentistry, with specific focus on Botox, fillers and PDO thread lifting. He is very fond of placing implants as well and completed his post-graduate course in advance implantology. He loves a great challenge! Dr Gerhard has an immense drive for dentistry and life in general. He takes everything on with a smile and great passion. When he is not busy being a dentist, he adores spending quality time with his three children, partner and enjoying life to the fullest!

Kathryn Talken


Oral Hygienist

Kathryn has been practicing oral hygiene for 14 years. She enjoys interacting with her patients and always treat them in a friendly and comfortable manner. She believes the more gentle she is, the less pain and the more likely a patient will look forward to their next oral hygiene visit. Kathryn is very compassionate and a great asset to our team!

Youlanda Rosslee


Practice Manager

Youlanda has been with Dental ON Gray since 2012 and her role has constantly evolved and matured during her time at the practice. Her dedication, loyalty and competency in all that she does, make her an impeccable practice manager, ensuring that everything runs smoothly from day to day. She manages, maintains and oversees all administrative duties. Her ability to handle multiple tasks at once, makes her an irreplaceable asset to our team.

Irene Leah Willemse



Irene will be the first BIG smile you see when entering the practice. She is very efficient; hands-on and always friendly! She handles all of the appointments and some of the administration. Irene brings a wonderful serenity and calmness to the practice for our patients and our team.

Edwina Stevens


Dental Assistant for Dr De Villiers

Edwina is Dr De Villiers’ assistant and has been at Dental ON Gray for about 10 years, giving her the well-deserved title as the Head Dental Assistant. She takes pride in ensuring all our surgeries are fully equipped and stocked with the necessary supplies needed to keep the practice running smoothly. She is always willing to teach and mentor her fellow dental assistants. She is kind, reliable, highly competent & skilled in her field.

Nikki Harker


Dental Assistant for Dr Brönn

Nikki lives by the motto that positivity attracts positivity and that what you as a person put in, that is exactly what you’ll get out. She believes that if you put your mind and energy to something you will always achieve it. This motto really shines through in her everyday life. In her spare time, Nikki loves to spend time with her daughter. Nikki is a great asset to our team!

Cynthia Show


Specialist Cleaning

Cynthia is responsible for keeping our surgery in a pristine condition. You will never find her without a smile on her face. She is very committed and has a ‘can-do’ attitude.

Dr Luzaan van Zyl


Visiting Orthodontic Dentist (Monthly)

Dr Luzaan van Zyl obtained her BChD degree Summa Cum Laude from the University of the Western Cape. She furthermore completed her post graduate diploma in Interceptive Orthodontics Cum Laude from UWC and a postgraduate diploma in Progressive Orthodontics with Highest Honors from McGann Postgraduate School in USA as well as a post graduate diploma in Orthodontics from the College of Medicine of South Africa. Thereafter she obtained her Masters MSc degree in Orthodontics from her alma mater UWC.

Dr Corlene Schnetler


Visiting Periodontist

Dr Schnetler is very passionate about her profession, particularly the fields of periodontics, oral medicine, implantology and about training and education. Lecturing and education help her stay at the forefront of current trends and technology that will greatly benefit her patients. She completed her undergraduate dental training at the University of Pretoria. Later, she completed a four-year full-time specialization course leading to a degree in Oral Medicine and Periodontics with distinction (Cum Laude) at the University of Pretoria.

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