Grzegorz Sudo was in over 20 competitions between 1996 and 2015, one of which was the European Championships
1996 World Junior Championships World Race Walking Cup European Junior Championships World Race Walking Cup European Race Walking Cup European Championships World Race Walking Cup World Championships World Race Walking Cup Olympic Games World Championships World Race Walking Cup European Championships World Championships World Race Walking Cup Olympic Games World Championships World Race Walking Cup European Championships European Race Walking Cup World Championships World Race Walking Cup Olympic Games European Race Walking Cup World Championships World Race Walking Cup European Championships European Race Walking Cup 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 2003 2002 2000 1999 1997 
