[header] How to identify a ragdoll cat [title] Look for blue eyes. [step] According to the breed standards for ragdoll cats, all examples of this breed must have bright blue eyes. If you see a cat without blue eyes, it is not a true ragdoll cat. 
[substeps] Some breeders advertise non-blue-eyed variations of the ragdoll breed. However, this variant is not accepted by any major ragdoll association and isn't included in the written breed standard for ragdoll cats.