the most hypoallergenic breeds Breed Standard: Siberian Siberian cat Cat Fanciers’ Association: Siberians Breed Standard: Siberian standard Siberian – CFA Breed Standard: Siberian About the Siberian stay playful their entire lives CFA ...Siberian Cats Breed Standard: Siberian Breed Profile: The Siberian CFA Breed Standard: Siberian Siberian cats originated in Russia hundreds of years ago