Back جون كوتشران (لاعب شطرنج) ARZ John Cochrane Czech John Cochrane (Schachspieler) German John Cochrane (chess player) English John Cochrane (joueur d'échecs) French ג'ון קוקרן HE John Cochrane Italian Džons Kohrens Latvian/Lettish John Cochrane Dutch John Cochrane (sjakkspiller) NB
John Cochrane a zo bet ganet d'ar 4 a viz C'hwevrer 1798 e Skos ha marvet d'an 2 a viz Meurzh 1878 e Londrez (Bro-Saoz).