Mark Conn McCall is an Irish professional rugby union coach and former player, who is the current director of rugby of Premiership Rugby club Saracens. Arriving as an assistant in 2009 and taking charge of the first-team in 2011, he is considered one of the greatest club managers of all time and holds the record for the most English championships won with six Premiership trophies. McCall also led Saracens to three European Rugby Champions Cup wins.