Waley-Cohen among those celebrating on Saturday

Christophe Pieux 50
15-time champion jump jockey in France

Richard Mullen 41
UAE champion jockey 2014-15 & 2016-17

Sam Waley-Cohen 34
Rider of Long Run & Oscar Time

John White 58
Rider of The Tsarevich & Esha Ness

John Carroll 53
Rider of Paris House & Halling

Jonathan England 26
Rider of Mwaleshi & Cloudy Too

Philip Bowcock 49
Chief executive of William Hill

Sir Martin Broughton 70
BHB chairman 2004-07

Steve Broughton 70
Co-owner of The Young Master

Mary Eppler 63
Trainer of Traitor & Victory Gallop

Alan Halsall 63
Owner of Songe & Bishops Road

Kenneth Taylor 65
Co-owner of Xtra Heat

Steve Whelan 63
Co-owner of Rising Cross

Michael Stanners 60
Owner of Antonin

Oggie Blackpool 68
Professional gambler