R rating

R rating may refer to:


 * R rating, a rating of the Canadian Home Video Rating System
 * R rating, a rating of the Korea Media Rating Board
 * R rating (Motion Picture Association), a rating of the Motion Picture Association film rating system
 * Restricted ratings of the Movie and Television Review and Classification Board in the Philippines
 * Restricted ratings of the Office of Film and Literature Classification in New Zealand
 * R18 (British Board of Film Classification), a rating by the British Board of Film Classification usually signifying hardcore pornography
 * R18+, a rating of the Australian Classification Board
 * R18 rating, a rating of Eirin in Japan