| 30001 Crown Valley Parkway, Laguna Niguel, CA | (949) 495-0030 |

Dr. Warren graduated from the University of Missouri in 1963. He served as a veterinarian in the US army and was stationed at Fort Irwin, California. After serving his army tenure he was employed in a busy city animal hospital in Hollywood performing animal surgeries where he received intense training in animal surgeries, medicine and emergency care from 1965-1966 until he left to become employed at an animal hospital in Long Beach. 3 years later Dr. Warren moved to Laguna Niguel in the fall of 1969 and opened the Laguna Niguel Animal Hospital on December 31, 1969.
"Providing Quality, Honest, and Personal Care for Your Family Pet."
With over 40 years of experience serving the Laguna Niguel community Dr. Warren has all of the knowledge and resources need to meet all of your pet’s health needs.
Independently owned and operated by Dr. John G. Warren, Laguna Niguel Animal Hospital is a full-service veterinary clinic providing families throughout South Orange County with high quality veterinary services. We provide everything from minor surgeries to dental care for your dog or cat.
We have helped thousands of local dogs and cats to achieve happier and healthier lives. It is our mission to provide you and your pet with the best veterinary experience possible. We treat your pets like family, and we look forward to welcoming you and your pet into our family.
Once you make an appointment, fill out this form to give us info about your pet.
Information About Your Pet Form
Print and fill out this form so you'll be all ready for your first appointment when you come in.

Proudly serving South Orange County's veterinary needs for 40 years.
"Hands down the best veterinarian that I have ever visited. A good old fashioned straight forward business with great service. My dog and I felt right at home here. Thank you once again Dr. Warren "adonis" and I will be back again."
- Anthony Killgrove