Retzlaff
# Retzlaff

Retzlaff, less commonly Retzlaw, is a surname. Although mainly found in German-speaking countries, it is derived from Slavic personal names Radoslav or Ratislav. Notable people with the surname include:

* Brendon Retzlaff (born 1969), Australian rules footballer
* Bryce Retzlaff (born 1991), Australian rules football player
* Charley Retzlaff (1904–1970), American heavyweight boxer
* Erich Retzlaff (1899–1993), German photographer
* Misa Telefoni Retzlaff (born 1952), Samoan politician
* Nick Retzlaff (born 1996), American soccer player
* Parker Retzlaff (born 2003), American race car driver
* Pete Retzlaff (1931–2020), American football player and manager
* Karl Retzlaw (1896–1979), German politician
