Ridder

Ridder may refer to:

Places

 * DeRidder, Louisiana, city in US state of Louisiana
 * Ridder, Kazakhstan, settlement in Kazakhstan (named for Philip Ridder)

Things

 * Ridder (title), Dutch and Belgian title equivalent to knight
 * Knight Ridder, newspaper chain
 * Arbeidets Ridder, US newspaper (1880s), published in Minneapolis, Minnesota (Norwegian/Danish language; concerning news of interest to labor groups)
 * Ridder Arena, an ice hockey arena in Saint Paul, Minnesota

People

 * Alexandra Simons de Ridder (born 1963), German equestrian
 * Bernard J. Ridder (1913–1983), American newspaper publisher
 * Daniël de Ridder (born 1984), Dutch football player
 * Desmond Ridder (born 1999), American football player
 * Eric Ridder (1918–1996), US sailor and Olympic athlete
 * Georgia B. Ridder (1914–2002), American thoroughbred racehorse owner
 * Herman Ridder (1851–1915), American newspaper publisher and editor
 * Kathleen Ridder (1922–2017), American activist and philanthropist
 * Koen Ridder (born 1985), Dutch badminton player
 * Louis De Ridder (1902–1981), Belgian winter sports athlete
 * Luis de Ridder (1928–2004), Argentine alpine skier
 * Marcello de Ridder (1922–1973), Argentine bobsled athlete
 * Marjan Ridder (born 1953), Dutch badminton player
 * Peter de Ridder (born 1946), Dutch sailor and businessman
 * Peter Hollander Ridder (1608–1692), Governor of New Sweden
 * Philip Ridder (1759–1838), English explorer who discovered valuable metal ores in Kazakhstan
 * Robert Ridder (1919–2000), American ice hockey administrator, media mogul
 * Steve De Ridder (born 1987), Belgian football player
 * Victor F. Ridder (1886–1963), American newspaper publisher