JJC Views 17 meanings found JJC commonly stands for junior colleges such as Joliet Junior College, while it also appears as the name of clubs, companies and music catalogs. Miscellaneous Johnny Just Come Jessica Jane Clement Jolly Just Come Community Jakarta Japan Club John J. Cafaro, retired CEO, Cafaro Company Just for Jesus Christ Governmental Juvenile Justice Center Juvenile Justice Commission Juvenile Justice Clearinghouse Academic & Science Joliet Jr College Joliet Junior College Jurong Junior College John Jay College Business James Jones Company Jukebox Jazz Catalog J & J Consulting Judith Johnson Consulting, LLC