Sam Allardyce (Football) – former England manager, also previously in charge at Limerick, Sunderland, West Ham, Bolton, Newcastle and Blackburn, is 62.
Evander Holyfield (Boxing) – former world heavyweight champion, is 54.
Paul Hartley (Football) – former Scotland and Celtic midfielder, now manager at Dundee, is 40.
Heikki Kovalainen (Motor racing) – Finn who won the 2008 Hungarian Grand Prix with McLaren, is 35.