Robert Waley-Cohen is among those celebrating on Sunday

Robert Waley-Cohen 71
Racecourse chairman at Cheltenham 2011-19

Martin St Quinton 62
Racecourse chairman at Cheltenham

Brian Clifford 51
Director of racing & clerk of the course at Kempton

Andreas Boschert 50
Rider of Lomitas & Kallisto

Peter Erskine 68
Chairman of Ladbrokes 2009-15

Bob Scott 66
Chief executive of Coral 1999-2002

Richard Landale 76
Manager/MD of Kelso 1985-2017

Lori Hall 50
Joint-owner of Ruler On Ice & Pants On Fire

Robert Sinclair 70
Owner of Rhythm Section & Wither Or Which

Jorge Vargas 25
Leading jockey in Maryland 2018

Frank Alvarado 51
Northern California jockey

Peter Jones 79
Rider of Leslie & Fortina’s Palace

Dominic Alers Hankey 51
Rider of Cool Ground & Court Melody

Jonathon Turner 68
Racecourse commentator

Ed Fenwicke-Clennell 47
Grounds manager at Catterick

Earl of Carnarvon 63
Former steward at Newbury

Hugh Bonneville 56
Highclere Thoroughbred owner

Sir Tim Rice 75
Former owner with Tom Marshall

Alasdair Ogilvy 58
Turf correspondent