Geoffrey Bwalya Mwamba
| Geoffrey Bwalya Mwamba | |
|---|---|
| Minister of Defence of Zambia | |
| In office 2011–2013 | |
| President | Michael Sata | 
| Preceded by | Kalombo Mwansa | 
| Succeeded by | Edgar Lungu | 
| Member of Parliament for Kasama Central | |
| In office 16 October 2009 – 10 August 2016 | |
| Preceded by | Saviour Chishimba | 
| Succeeded by | Kelvin Sampa | 
| Personal details | |
| Born | 15 March 1959 | 
| Political party | Patriotic Front (current) UPND (2015 - 2019) | 
Geoffrey Bwalya Mwamba (born 15 March 1959), known popularly as GBM, is a Zambian businessman and politician who served as Member of Parliament for Kasama Central from 2009 to 2016. He later served as Vice President of the United Party for National Development. Under the Patriotic Front government of President Michael Sata, he served as Minister of Defence from 2011 to 2013.