RSK

RSK may stand for:


 * RSK Group, a UK consultancy group
 * Republic of Serbian Krajina
 * Robinson–Schensted–Knuth correspondence in mathematics
 * Ribosomal s6 kinase, protein kinasesr
 * RSK Sanyo Broadcasting, Japan
 * Red Skin Kingz, Native American gang
 * rsk, the ISO language code for Pannonian Rusyn