Dr. Mary H. Dau

Dr. Mary Dau is a licensed Therapeutic Optometrist and certified Texas Optometric Glaucoma Specialist. Dr. Dau graduated from Houston Baptist University with a Bachelor of Science in Biology and a Bachelor of Arts in Business Management. She received her Doctor of Optometry from the University of The Incarnate Word Rosenberg School of Optometry in San Antonio, Texas.


Dr. Dau completed an additional Optometric Residency in Ocular Diseases and Traumatic Brain Injury (TBI) Vision Rehabilitation at the Audie L. Murphy Memorial VA Hospital in San Antonio. Dr. Dau served as a Senior Clinical Instructor, staff optometrist at Kerrville VA Medical Center

and practiced at various private practices before moving home to Sugar Land to start her dream private practice. She is a member of the American Optometric Association, Texas Optometric Association and Harris Country Optometric Society.


Dr. Dau interests include TBI vision rehabilitation, specialty contact lenses for keratoconus, myopia control, dry eyes, and management of ocular diseases including diabetes, glaucoma and cataracts.


Dr. Dau enjoys trying new restaurants around the Houston area and spending time spoiling her rescued Chihuahua Bosco.  

Our Doctor




6630 FM 1463 RD. Suite A-400

Katy, TX 77494


Monday           9:00AM–5:00PM
Tuesday           10:00AM–7:00PM
Wednesday    Temporarily Closed
Thursday         9:00AM–5:00PM
Friday               8:00AM–4:00PM
Saturday          9:00AM-2:00PM 
Sunday             Closed

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