Meet our clinicians
Our specialists are proud to be able to use their extensive training to help people achieve beautiful smile transformations. Learn more about their experience and what brought them to GG Orthodontics in Winchester.






Dr Graham Gardner
Specialist Orthodontist
GDC Number: 62113
BDS MDENT (ORTHO)
Graham qualified as a dentist in 1984 and worked in general dentistry for five years while continuing postgraduate studies. He then completed three years of full-time training as a Specialist Registrar in Orthodontics, after which he obtained his Master of Dentistry in Orthodontics.
Since then, Graham has been involved exclusively in specialist orthodontic practice both in South Africa and in the UK and continues practice in Winchester at GG Orthodontics.
As the first President of the European Aligner Society, Graham is a leader in the field of Invisalign® and has been treating patients with this product since 2001. He has been recognised by Align Technology and awarded with the prestigious Diamond Invisalign® Provider status.
Graham is a clinical speaker for Align Technology where he runs Invisalign® Certification Workshops for dentists, orthodontists and consultants in the UK and Ireland. He also hosts Invisalign® study groups for fellow Invisalign® providers, providing one-on-one mentoring.
Dr Gardner represents the UK on the European Clinical Advisory Board for Align Technology through which he joins colleagues at the forefront of developing this cutting-edge technique.
Graham is registered as a Specialist Orthodontist with the British General Dental Council (GDC), is a member of the Specialist Practitioner Group of the British Orthodontic Society and a Fellow of the World Federation of Orthodontists.
Passionate about orthodontics, Graham is a firm believer in harnessing the latest technologies to create individual treatment plans for each patient to improve their smiles in terms of aesthetics, best function and dental health.
Outside of work, Graham is a keen golfer and loves skiing, travelling and spending time with his three daughters.

Dr Joshua Robinson
Specialist Orthodontist
GDC Number: 211293
BDS, DDS, MSDSRCS, Morth
Josh graduated in dentistry from Kings College London in 2011 and was part of the first cohort of dental students to have a placement at the Portsmouth Dental Academy. This was followed by Foundation Training in Portsmouth and Hospital posts in Cardiff and Bristol covering Oral & Maxillofacial Surgery, complex restorative dentistry and the community dental services, with an emphasis on the dental health of children.
He completed his specialist orthodontic training in Bristol Dental School and the Royal United Hospital in Bath. He is on the GDC specialist list for orthodontics and a member of the British Orthodontic Society and the World Federation of Orthodontists.
Josh lives near Petersfield in the South Downs and enjoys taking advantage of the local countryside, including running, cycling and playing golf.

Dr Tim Barker
GDC Number: 71705
B.D.S. Bristol 1996
Tim graduated from Bristol University in 1996 and has nearly thirty years of experience in providing a broad spectrum of dental care. He worked in his previous practice, initially as associate and then as owner and principal dentist, for twenty seven years. In this time, he expanded his scope of practice by attending numerous post graduate training courses including endodontics, implant restorations, temporomandibular joint disorders (TMJ/TMD), and restorative and cosmetic dentistry. Tim enjoys providing full mouth dental rehabilitation work, such as rebuilding worn teeth, composite bonding, and aesthetic/cosmetic dentistry.
Tim’s passion for providing exceptional work, really listening to his patients and his many years’ experience make him the choice for your dental work.
Oustide of work, Tim has a very active lifestyle and enjoys travelling and hiking.

Mollie
Dental Hygienist & Therapist
GDC Number: 271904
Mollie has been working in dentistry since 2015 in both specialist practices and general dentistry, qualifying in Dental Hygiene and Dental Therapy from Portsmouth University in 2023. Mollie is passionate about teaching people how to maintain their oral hygiene and keep those smiles sparkling.
In her spare time, Mollie enjoys horse-riding and travelling to new places.
Join the GG Orthodontics family
Our clinicians are ready to help you achieve your smile goals! Meet our team and see what GG Orthodontics can do for your smile during your free consultation.
BOOK A FREE CONSULTATION
Visit us
We look forward to meeting you and welcoming you with a smile!
GG Orthodontics Winchester
St Pauls Gate
Cross Street
Winchester, SO23 8SZ
tco.ggortho@portmandental.co.uk
Office hours
Monday - Friday
8:30am to 5:30pm



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