Gianfranco Dettori among those celebrating on Thursday

Gianfranco Dettori 78
13-time champion jockey in Italy

Kenny Alexander 50
GVC chief executive

Rod Fabricius 68
Former clerk of the course at Goodwood & Aintree

Roderick Duncan 58
Clerk of the course at Doncaster & Southwell

Paul Clarke 73
Champion jumps owner 1980

Pan Sutong 56
Owner of Gold-Fun & Akeed Mofeed

Dale Gibson 51
Executive director of the Professional Jockeys Association

Lutz Mader 68
Champion jockey in West Germany 1980 & 1983

Eddie Plesa 70
Trainer of Three Ring & Itsmyluckyday

Mike O’Neill 74
Trainer of Joveworth & Precious Boy

Mark Popham 65
Managing director of Racenews

Ian Pithers 70
Former RCA director of publicity

David Moyes 56
Owner with Donald McCain

Ray Edmonds 83
Owner with Mick Easterby

Graham Carson 26
Jump jockey