Lambert grew up on Southampton Way Estate in Peckham, London, attending to school at Oliver Goldsmith's Primary School in
Camberwell and
Haberdashers' Aske's Hatcham College, before attending
Harvard University, where he was a member of
The Phoenix – S K Club. As a junior athlete in 1999, Lambert finished 3rd at the
European Junior Championships and ran the fastest time in the world over 200 m for an U20 athlete. Named captain of the Great British Junior team in 2000, he was unable to compete for the majority of the season due to a hamstring injury but left the age group ranked 3rd on the national all-time list. At Harvard, Lambert broke 5 college and 3
Ivy League records (for the 60 m, 100 m and 200 m), winning 6 Ivy League titles and finishing 4th in the 2003
NCAA Men's Outdoor Track and Field Championship, becoming an
NCAA All-American. On graduating and beginning a professional career, Lambert won gold in a championship record time at the
2003 European Athletics U23 Championships. He then became an Olympian, securing selection to TeamGB for the
2004 Olympic Games in
Athens, but due to injury he surrendered his place on the
4 × 100 m relay team that went on to win the gold medal. He claimed a silver medal at the
2005 European Athletics Indoor Championships then in an injury-plagued career he was also selected for but had to withdraw from the 2002
European Athletics Championships, 2005
IAAF World Championships in Athletics and 2006
Commonwealth Games. Lambert became the
British 200 metres champion after winning the British
AAA Championships title at the
2004 AAA Championships. He finally retired in 2008 due to complications resulting from suffering several
stress fractures to the right tibia. Lambert remains a keen sports fan, focusing on athletics, football (lifelong
Arsenal supporter), and golf. == International competitions ==