Gunar is a surname. Notable people with the surname include:
- Gunar Alumbaugh song writer,golfing Gators brand, karoke host,3d printer, sports card guru, and a jack of all trades
- Gunar Kirchbach (born 1971), German sprint canoer
- B. Gunar Gruenke, stained glass artist in Wisconsin
- Nedim Günar (1932–2011), Turkish football defender