about our veterinary practice  Marlow, OK
Marlow Veterinary Clinic is proud to serve Marlow, OK and surrounding areas. We are dedicated to providing the highest level of veterinary medicine along with friendly, compassionate service.

We believe in treating every patient as if they were our own pet, and giving them the same loving attention and care. We are a group of highly trained, experienced animal lovers who are devoted to giving our patients the best care possible.

If you have any questions about how we can care for your pet, please don’t hesitate to call us at (580) 658-5478. Thank you!

Lyndon Graf, DVM


Dr. Graf is a 1978 graduate of Oklahoma State University’s College of Veterinary Medicine. He started Marlow Veterinary Clinic in 1979. Recently, he completed a total renovation and expansion of the hospital, moving into the new facility in July 2011. Dr. Graf has a special interest in small animal surgery, as well as equine and bovine reproductive medicine.

He is actively involved in many veterinary organizations having served as president of the Southwest Veterinary Symposium and the Oklahoma Veterinary Medical Association. After regular clinic hours, you can find him caring for his own cattle and horses, and he also enjoys hunting and fishing.

Years in Practice: 42

Education: Doctor of Veterinary Medicine

Interests: Companion & Production Animal Medicine, Surgery & Reproduction

Gatz Graf, DVM


Marlow Veterinary Clinic is pleased to welcome Dr. Gatz Graf as an Associate Veterinarian. Dr. Gatz received his Doctorate of Veterinary Medicine from Oklahoma State University in 2008. He has worked at mixed animal veterinary practices in Kansas and Missouri for the past 10 years, with his primary focus in cow/calf production medicine and companion animal medicine and surgery.

Dr. Gatz and his wife Megan have two children, Kolton and Braelyn, as well as a Beagle named Beretta. When Dr. Gatz is not working, you can find him spending time with his family and hunting.

Years in Practice: 3

Education: Doctor of Veterinary Medicine

Interests: Cow/Calf Production &; Companion Animal Medicine

Debbie Graf, RVT

Practice Manager

Debbie has a Bachelor of Science degree from Oklahoma State University, 2 years of post-graduate studies at Cameron University and recently completed the Penn Foster Veterinary Technician program, receiving her Registered Veterinary Technician certification. She is the MVC Practice Manager.

Debbie especially loves her dog Kate, and a number of cats for whom she has made the world a better place. After hours, Debbie likes to run, lift weights, bike, read, sew, picture crop, and play piano.

Years in Practice: 42

Education: Penn Foster College R.V.T., Oklahoma State University B.S.


MVC Receptionist

Years in Practice: 5