Dr. Colleen Dudley grew up in Massachusetts. She moved to Indiana for college, where she first attended Rose-Hulman Institute of Technology and later Purdue University. At Rose-Hulman, she received a Bachelor of Science in Biomedical Engineering. She then decided to pursue veterinary medicine instead of engineering. She attended Purdue University School of Veterinary Medicine, where she earned her Doctorate of Veterinary Medicine in 2018.

While at Purdue, she met Dr. Nathan Dudley, who also earned his Doctorate of Veterinary Medicine in 2018. After graduating, they were married and moved to Llano, Texas. Her first position after veterinary school was at Horseshoe Bay Veterinary Clinic. In 2020, Colleen joined Dripping Springs Animal Hospital to pursue her passions of low-stress handling and canine rehabilitation.

In her free time, Colleen enjoys spending time with her husband, playing with her two dogs, Jack and Molly, and riding her horse Nala.