Look up wisher in Wiktionary, the free dictionary.
Wisher or Wischer is a surname. Notable people with the surname include:
- Klara Wischer (born 1991), Australian basketball player
- Michael Wisher (1935–1995), British actor
- William Wisher Jr. (born 1958), American screenwriter
- Yolanda Wisher (born 1976), American poet