Meet Our Team

Dr Dawie De Villiers

Dental ON Gray

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 Gerhard graduated from University of the Western Cape in 2006.

Dental ON Gray

He 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!

Esmé Wallace

Oral Hygienist
Dental ON Gray

Esmé is an experienced Oral Hygienist and has more than 27 year experience in this field. Her motto is “prevention is better than cure” and considers this the key to oral health and oral hygiene. Prosthodontics, Periodontics and Orthodontics are all important disciplines when dealing with oral hygiene challenges. 

Esmé is very passionate about what she does and will leave you with the best tips and tricks to take care of your Oral Hygiene at home, where it is most important. Demonstration of the correct ways of brushing, flossing, tongue scraping and correct dietary advice, is necessary to all our patients. We advise at least a twice a year thorough Oral Hygienist cleaning to all our patients. 

Kathryn Talken

Oral Hygienist
Dental ON Gray

Kathryn has been practicing oral hygiene for 12 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
Dental ON Gray

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

Dental ON Gray

Irene will be the first BIG smile you see when entering the practice. She is very intelligent and 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
Dental ON Gray

Edwina is Dr De Villiers’ assistant and has been at Dental ON Gray for more than 8 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
Dental ON Gray

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
Dental ON Gray

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. 

Our Visiting Dentists

Dr Luzaan van Zyl

Visiting Orthodontic Dentist (Monthly)
Dental ON Gray

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 van Zyl has been with Dental on Gray since March 2016 and as a visiting dentist performs all orthodontic services.

Dr Corlene Schnetler

Visiting Periodontist
Dental ON Gray

Dr Schnetler is very passionate about her profession, particularly the fields of periodontics, oral medicine and 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.

During her time as a clinical registrar, she was a facilitator of numerous implantology courses held at the University of Pretoria. She is a member of the International Team for Implantology (ITI) and became a Fellow of the ITI in 2018.

Dr Schnetler is a regular speaker at both national and international conferences in the field of dental implantology and is involved in the training and education of dentists. She is a member of the Women in Implantology Network (WIN) and was recently selected to be a young speaker at the ITI World Symposium in Singapore.

Dr Schnetler is part of the task force for the Young ITI South Africa and has organized numerous education days and events since its inception in 2018. She is currently a lecturer at the Bridge program and the Implant Aesthetic Academy.

Dr Schnetler takes great pride in providing the best care for her patients. She believes that prevention is better than cure, which is why she gives her patients sound advice on how to preserve their oral health and prevent oral diseases.

Dr Johnny De Lange

Visiting Medical Doctor & Dentist (Surgical Cases)
Dental ON Gray

Dr Johnny de Lange is a dual qualified practitioner who obtained both his BChD and MBChB degrees Cum Laude from the University of Pretoria. Furthermore he obtained two post graduate diplomas in Oral surgery one from the College of Medicine of South Africa and the other from his alma mater UP.

He then enrolled for an 18 month hands on Implantology course to augment his oral surgery background.

As a visiting practitioner he performs most of the oral surgery needs at Dental on Gray on a locum basis whilst he currently works as an Intern Doctor at George Regional Hospital.

Get in Touch

Dental ON Gray 
15 Gray Street, Knysna, Western Cape, South Africa 
Tel: (044) 382 1535 

Dental ON Gibb
30 Monk’s View, Gibb Street, Plettenberg Bay, Western Cape, South Africa
Tel: (044) 533 2044

Opening Hours

Monday – Friday: 8 : 00 – 17 : 00

Weekends: Closed

Public Holidays: Closed

ER: 044 382 1535

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