https://toowonghistory.org.au/the-naming-of-our-streets-bywong-street/
The naming of our streets: Bywong Street | TDHS
Nov 20, 2021 - In 1904, Bywong Street was then named Grosvenor Street. The name change most likely occurred ca.1938 to remove duplicate street names.
the namingstreetsbywongtdhs