Ireland second-rower Paul O'Connell has been cited for allegedly punching Wales lock Robert Sidoli during the RBS 6 Nations match in Cardiff on Saturday.
Italy prop Salvatore Perugini has also been cited for a dangerous tackle on France winger Christophe Dominici in Rome.
An RBS 6 Nations committee statement read: "In accordance with IRB regulation 17 a hearing will be held on Wednesday, 23 March, with the three-man discipline committee chaired by Lorne Crerar (Scotland)."
The RBS 6 Nations Championship 2015 was not poised to go down as one of the more "vintage" Championships, though there was great anticipation as the action headed into its final day. What transpired was something that nobody could foresee: "The Greatest Day in Rugby's Greatest Championship."