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
Jermaine Brown (athlete) Warren Weir) set an area record time of 1:20.15 minutes. Brown and Weir were joined by Nickel Ashmeade and Yohan Blake in the final, where they broke the world record for the event, taking the gold medal in 1:18.63 minutes. This improved upon the 20-year-old mark set by the Santa Monica Track Club. Jermaine Brown (athlete) Jermaine Brown (born 4 July 1991) is a Jamaican track and field sprinter. He competes in distances from 60 metres to 400 metres. He has a 200 metres best of 20.29 seconds and a 400 m best of 46.24 seconds. He mainly competes internationally