The name of the town is Indigenous Australian in origin and was the name of a lake that is close to the townsite. The meaning of Pingrup is most likely taken from A.A. Hassell of Jerramungup (1894) recording of Pingrup (bingerup) meaning place where digging. The Noongar Dictionary gives the meaning for Pingrup as "place where they are digging or have been digging". The name first appeared on charts of the area in 1873.
- Australian Bureau of Statistics (25 October 2007). "Pingrup (State Suburb)". 2006 Census QuickStats. Retrieved 11 October 2008.
- Western Australian Land Information Authority. "History of country town names – P". Retrieved 11 October 2008.
- "CBH receival sites" (PDF). 2011. Archived from the original (PDF) on 18 March 2012. Retrieved 1 April 2013.