Most tries in one calendar year:

Joe Rokocoko (NZ) - 17 in 2003 from 12 matches Doug Howlett (NZ) - 14 in 2003 from 12 matches Bryan Habana (SA) - 13 in 2007 from 11 matches Jonah Lomu (NZ) - 12 in 1995 from 10 matches. Chris Ashton (Eng) - 12 in 2011 from 11 matches