Paris 1924-Dressage, individual-DE LINDER Ernst (SWE) 1st.

Tokyo 1964-Dressage, individual-CHAMMARTIN Henri (SUI)1st, with WOERMANN.

Amsterdam 1928-VON LANGEN Carl-Friedrich (GER) 1st in individual and team dressage.

HONG KONG, CHINA - AUGUST 19: Anky van Grunsven of The Netherlands and Salinero complete their Test in The Individual Dressage Final Grand Prix Freestyle held at the Hong Kong Olympic Equestrian Venue in Sha Tin during day 11 of the Beijing 2008 Olympic Games on August 19, 2008 in Hong Kong, China.

HONG KONG, CHINA - AUGUST 16: Anky van Grunsven of The Netherlands and Salinero perform their Test during the Dressage Individual Grand Prix Special held at the Hong Kong Olympic Equestrian Venue in Sha Tin during day 8 of the Beijing 2008 Olympic Games on August 16, 2008 in Hong Kong, China.

Tokyo 1964-Dressage teams-(EUA) 1st, (SUI) 2nd, (URS) 3rd.

Lis Hartel-Host on her horse at a dressage competition ©Getty

ATHENS - AUGUST 25: Anky van Grunsven of the Netherlands competes in the individual dressage grand prix freestyle event on August 25, 2004 during the Athens 2004 Summer Olympic Games at the Markopoulo Olympic Equestrian Centre Dressage Arena in Athens, Greece. (Photo by Chris McGrath/Getty Images) *** Local Caption *** Anky van Grunsven

ATHENS - AUGUST 25: Anky van Grunsven of the Netherlands (middle) celebrates with silver medalist (L) Ulla Salzgeber of Germany and bronze medalist Beatriz Ferrier-Salat (R) of Spain after receiving the Gold medal for the individual dressage event on August 25, 2004 during the Athens 2004 Summer Olympic Games at the Markopoulo Olympic Equestrian Centre Dressage Arena in Athens, Greece. (Photo by Chris McGrath/Getty Images) *** Local Caption *** Anky van Grunsven; Ulla Salzgeber;Beatriz Ferrier-Salat

Isabell WERTH of Germany riding Weihegold Old competes in the Dressage Individual Grand Prix Freestyle on Day 10 of the Rio 2016 Olympic Games at Olympic Equestrian Centre on August 15, 2016 in Rio de Janeiro, Brazil.