Walder

Walder is a surname and given name. Notable people with the name include:

Surname:
 * Albert Walder (born 1957), Italian cross country skier who competed from 1985 to 1988
 * Andrew G. Walder (born 1953), American political sociologist
 * Chaim Walder (1968–2021), Haredi Israeli children's writer who committed suicide after dozens of sexual assault allegations
 * Chris Walder (1900–1997), Dutch footballer
 * Christian Walder (born 1991), Austrian World Cup alpine ski racer
 * Dave Walder (born 1978), rugby union footballer who plays at fly-half for Wasps
 * David Walder (1928–1978), British Conservative Party politician
 * Erick Walder (born 1971), American long jumper
 * Fernand Walder (born 1946), Belgian volleyball player
 * Francis Walder (1906–1997), Belgian writer and soldier
 * George Walder, American football player and coach
 * Harald Walder (born 1973), Austrian former snowboarder
 * Ingemar Walder (born 1978), Austrian snowboarder
 * Jay Walder, the chairman and chief executive officer of the Metropolitan Transportation Authority (MTA) in New York
 * Katie Walder (born 1982), American actress
 * Marc Walder (born 1965), Swiss journalist, former professional tennis player
 * Pius Walder (1952–1982), Austrian lumberjack and poacher
 * Russel Walder (born 1959), American jazz oboist
 * Samuel Walder (1879–1946), Australian politician and businessman

Given name:
 * Walder Frey, a fictional character in George R.R. Martin's A Song of Ice and Fire
 * Charles Walder Grinstead (1860–1930), English champion tennis player
 * John Walder Dunlop Holder (born 1949), Barbadian Anglican archbishop