Dental One Associates of Marietta
1275 Powers Ferry Road, Suite 10, Marietta, GA 30067

Rene Thornton-Leonard, DDS  Orthodontist

Dr.-Rene-Thornton-Leonard-8x10

Dr. Rene’ Thornton-Leonard is a highly skilled orthodontist who is passionate about improving the lives and smiles of her patients. She received many honors while attending Howard University in Washington, D.C., where she obtained her undergraduate and dental degrees along with her orthodontic training.

With close to 20 years of experience treating children and adults, we trust that her fun and friendly approach to orthodontics will put patients and parents at ease.

Dr. Thornton-Leonard relocated to the Atlanta area in 2002 with her spouse and two daughters. In her free, time she enjoys spending quality time with her family and traveling.

Read What Our Patients Say
Patient Reviews
I started off going to the Fayetteville location and had to change locations only because it was too far from where I work and lived, but now I’m at the Marietta location and I have been receiving […]
Cambra S.
Doctor Cardin and Ashley are true professionals – the best
Dean B.
Doctor was excellent and staff assisting as well.
Lisa P.
I tried few dental offices but, I settled for Dental one because of their love and professionalism. I felt so much at home and I will recommend them to anyone
Shade M.
Casey is outstanding.!!! Dr Sweeting is awesome. Patricia is always so warm and friendly.
Rebecca K.
I had an awesome time with the staff at Dental One Associates! Jovan was amazing. He was very supportive and understanding. I was very nervous,especially because I have never been to this location, […]
Amber B.
Patricia, Janet, and Dr. Carden took excellent care of me from start to completion. My needs were taken care of above and beyond. I really appreciated the attention given to each step in the process. […]
Shed
When I arrived at Dental One Associates, I was promptly greeted, signed in, and quickly taken back for my appointment by Casey. Casey, along with the other staff, were professional and friendly. They […]
Eddie G.
There was not waiting and the staff were very friendly and cordial. The doctor who performed the crown lengthening had great bedside manners, made me feel at ease and explain the process before he […]
Della F.
My 5 year old love it. Great customer service
VANESSA F.
Great experience!
Marin C.
The orthodontist is excellent and The staff is very good , helpful , and friendly , I like it
Aaryan C.
My hygienist, Ashley, did a great job with the cleaning.
Robert T.
Courteous and professional
Peter A.
My last visit was swift and painless. I always feel confident in the ongoing health of my teeth after each visit I have.
Chloee R.
Very nice group of people caring!
Amber J.
I have been impressed with Drs. Sweeting and Carden and all of their assistants!! Wonderful work and patient care. Thank you!
Virginia P.
Dental One has the most upbeat staff that make a dentist visit pleasurable. They are not only friendly but very helpful and knowledgeable They also work with you to keep costs down when you don’t […]
Russ W.
Great dentist great staff great environment great company great service great timing
Star D.
You make the entire process easy, quick, friendly and affordable.
Laurie S.
Office Hours
Mon. – 8:00 AM - 5:00 PM
Tue. – 8:00 AM - 5:00 PM
Wed. – 8:00 AM - 5:00 PM
Thu. – 8:00 AM - 5:00 PM
Fri. – 7:00 AM - 2:00 PM
Sat. – Closed
Sun. – Closed
Phone: (678) 831-2945
Fax: (770) 953-4521
Healthcare Financing with
CareCredit
We Accept Most Insurance Plans!
Learn More

We accept most insurance plans and will be happy to help you understand the coverage that you have. We will do our best to see that you receive your maximum insurance benefits for all covered services.

No Insurance? No Worries! See our discounts and offers here

For appointments, call us at: (678) 831-2945 or
Request an Appointment
For appointments, call: (678) 831-2945
Office Hours
  • Monday 8:00 AM - 5:00 PM
  • Tuesday 8:00 AM - 5:00 PM
  • Wednesday 8:00 AM - 5:00 PM
  • Thursday 8:00 AM - 5:00 PM
  • Friday 7:00 AM - 2:00 PM
  • Saturday Closed
  • Sunday Closed
Get in touch:
  • Phone: (678) 831-2945
Our Location