Geoffrey Bwalya Mwamba

{{short description|Zambian politician}}

{{Infobox officeholder

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| office = Minister of Defence of Zambia

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| predecessor = Kalombo Mwansa

| successor = Edgar Lungu

| party = Patriotic Front {{small|(current)}}

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| birth_date = {{birth date and age|df=yes|1959|03|15}}

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| term_start = 2011

| term_end = 2013

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| president = Michael Sata

}}

Geoffrey Bwalya Mwamba (born 15 March 1959) 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.{{Cite web |url=http://allafrica.com/stories/201312240260.html |title=Zambia: GBM Resigns |work=Times of Zambia |author=Siame, Norma |date=23 December 2013 |accessdate=21 December 2014}}

Mwamba was expelled from the ruling PF in February 2014.{{Cite web |url=http://allafrica.com/stories/201402180520.html |title=Zambia: GBM Expelled From PF |work=Times of Zambia |author=Siame, Norma |date=17 February 2014 |accessdate=21 December 2014}} On 23 July 2015, he endorsed the main opposition party, the United Party for National Development (UPND).[http://www.znbc.co.zm/?p=17527 "GBM crosses floor – Lungu"] {{Webarchive|url=https://web.archive.org/web/20150803223629/http://www.znbc.co.zm/?p=17527 |date=2015-08-03 }}, Zambia National Broadcasting Corporation, 23 July 2015. On 3 June 2016, he was selected to stand as the running mate of UPND candidate Hakainde Hichilema in the August 2016 presidential election. However, he unceremoniously left the United Party for National Development and returned to the Patriotic Front party in 2019.{{Cite web |date=2019-05-06 |title=Even if PF takes 22 years to accept me, I’ll wait – GBM |url=https://diggers.news/local/2019/05/06/even-if-pf-takes-22-years-to-accept-me-ill-wait-gbm/ |access-date=2024-06-14 |website=Zambia: News Diggers! |language=en-GB}}{{Cite web |title=Mwamba Rejoins Ruling Party, Vows to Dismantle Opposition - Zambian News |url=https://thezambian.com/news/2019/04/24/mwamba-rejoins-ruling-party-vows-to-dismantle-opposition/ |access-date=2024-06-14 |website=thezambian.com}}{{Cite web |date=2019-04-23 |title=GBM Returns To Patriotic Front |url=https://www.openzambia.com/politics/2019/4/23/gbm-returns-to-patriotic-front |access-date=2024-06-14 |website=Open Zambia |language=en-US}}{{Cite web |date=2019-04-23 |title=GBM rejoins PF - Zambian Eye |url=https://zambianeye.com/gbm-rejoins-pf/ |access-date=2024-06-14 |website=Zambian Eye - Breaking News and Current Affairs}}