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
Tina is great. Also glad to see that Dr. Carden is back at DentalOne.
Terry T.
Best dental cleaning in my life, very professional, and the dentists and staff are great with kids; I highly recommend them!!
Ricardo R.
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.
Dental One is so organized, friendly, efficient – and they honor my discount dental plan. I highly reccomend Dr. S. Cardin
Joann M.
You make the entire process easy, quick, friendly and affordable.
Laurie S.
Staff was friendly and knowledgeable about products and services.
Phouvieng 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.
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.
The doctors and staff are great….and they make you feel very comfortable.
Sharron H.
Great dental care by friendly professional staff of Dr Sweeting, hygienist Ashley and admin Patricia. I’ve been a Dental One periodontal and general dentistry patient for 35 years. My wife and 3 […]
Doug S.
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
The friendly folks and level of service was awesome… I was seen on time which is a big deal for me. I’m not sitting around reading magazines for 45 mins. Awesome job !
Robert F.
Such personal and kind staff.
Shanna N.
Tina and the rest of the team are always very friendly and helpful _ Tina does a great job and is always mindful of my fears.
Helen G.
I had lost my step-dad and flushed my partial in the same morning. I arrived at the office to see if I could get another made. I was told they could fit me in at 1:00pm …. that is when the events […]
John W.
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.
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.
Excellent service! Extra nice staff. Gentle, respectful and aware of my needs. Would totally recommend.
Ana G.
The hygienist t was there on time and was very concerned about how I felt
Yolanda M.
My 5 year old love it. Great customer service
VANESSA F.
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!
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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
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