Jack Green (athlete) Jack Green (athlete) Jack Green (born 6 October 1991) is a British sprint athlete who specialises in the 400m distance, along with the hurdles and the 4 × 400 m relay. He competed for the Great Britain team at the 2012 Summer Olympics in London and at the 2016 Summer Olympics in Rio de Janeiro. Since late 2010, Jack Green has trained with Malcolm Arnold at the University of Bath alongside fellow hurdler Dai Greene. At the 2011 World Championships, he finished fifth in his semi-final, a performance he described as "embarrassing, a waste of my time and the team's
Jan Doležal (athlete) Jan Doležal (athlete) Jan Doležal (born 6 June 1996) is a Czech track and field athlete who competes in the decathlon. He represented his country at the IAAF World Indoor Championships in 2018. Born in Třebechovice pod Orebem, he competed in athletics from a young age and was the bronze medallist at the 2013 World Youth Championships in Athletics in the octathlon. He moved up to the decathlon at the 2014 World Junior Championships in Athletics, then took a gold medal in that event at the 2015 European Athletics Junior Championships. He won his first senior national title in the