Baron Georg von Ullmann among those celebrating a special day

Baron Georg von Ullmann 66
Owner of Gestut Schlenderhan

Teddy Grimthorpe 65
Racing manager to Khalid Abdullah & chairman of York Race Committee

Kevin Nabet 28
Rider of Prince Ali & De Bon Coeur;

Tony Corcoran 72
Former racecourse manager at Leopardstown

Ed Boden 72
Leading owner in New York 2013;

Ted Aroney 80
Co-owner of King Glorious & Dakota Phone

Simon Cowley 57
Jump jockey-turned-stipendiary steward

Ian Carnaby 71
Journalist & broadcaster

Michael Clayton 85
Former editor of Horse and Hound

Nigel Pitt 78
MD of Racecourse Technical Services 1984-92

Yannick Letondeur 35
Rider of Zinabaa

William Carver 20
Apprentice with Andrew Balding

Lord Dalmeny 52
Former owner with John Gosden

Gordon Kenny 82
Former work-rider for John Berry

Bo Derek 63
Member of the California Horse Racing Board 2008-15