Cats are carnivorous animals that have been domesticated and become one of the pets, especially for the people in Siak, Riau Province. Lack of good care causes cats to become infected with ectoparasites, one of whichis ectoparasites that can be transmitted to humans (zoonotic). A total of 168 cats examined 38 of them were infected with ectoparasites. The ectoparasites found were then ident…