1925
- March 7
- Cholmondeley Home for children (a gift of Hugh Heber Cholmondeley) opens at Governors Bay.
- April 29
- Rev J. K. Archer becomes Mayor of Christchurch, New Zealand’s first Labour mayor.
- August 22
- Radio Broadcasting Company of N.Z. incorporated in Christchurch - the country’s first public radio company. The company became the major force in early radio, eventually owning and operating a chain of YA stations throughout the country. See 1932
- (no date)
- Concert by violinist Fritz Kreisler.