James Darryl Peacock MBE, (born 14 December 1977) is an English motivational speaker, leadership mentor and former professional rugby league footballer.

Peacock began his career with Bradford Bulls in 1998, which also included a loan spell at Featherstone Rovers, he made a name for himself playing in the second-row winning three Grand Finals before a move to Leeds Rhinos in 2006.

On his way to becoming a first team regular for Bradford, Jamie spent a month on loan at Featherstone Rovers making four appearances and scoring one try.

The following year he cemented his place in the side, helping Bradford to win 2000 Challenge Cup success against Leeds at Murrayfield.

As Super League VI champions, the Bulls played against 2001 NRL Premiers, the Newcastle Knights in the 2002 World Club Challenge.

He made 30 appearances in 2002 as Bradford again returned to Old Trafford for the 2002 Super League Grand Final only to lose out to a Sean Long drop goal.

Having won Super League VIII, Bradford played against 2003 NRL Premiers, the Penrith Panthers in the 2004 World Club Challenge.

[8] and was also part of the 2007, 2009, 2011 and 2012 Super League Grand Final squads and team that won the World Club Challenge against Manly Sea Eagles.

[14][15] Peacock was appointed Member of the Order of the British Empire (MBE) in the 2012 New Year Honours for services to rugby league.

[4] He made four appearances in the World Cup that year, scoring an impressive six tries which including a hat trick against Fiji at Headingley.

Peacock was then selected in the Great Britain team to compete in the end of season 2004 Rugby League Tri-Nations tournament.

Since retiring from rugby, Peacock has become a motivational speaker, including aspects of leadership mentoring and delivering keynote speeches for businesses.