John Johnstone member of the Shanghai Municipal Council and Legislative Council of Hong Kong, head of Jardines, Steward and jockey of HKJC.
1920, Johnstone almost introduced the first Chinese female jockey and polo player to Hong Kong, 6 years ahead of the Kwanti inauguration.
Governor Henry May praised Johnstone as the best horseman east of Suez who won three Hong Kong Derbies and three Champions Stakes with 334 wins in China races.
John Johnstone was a great-grandson of Jean Jardine.