What is Patricia Knatchbull, 2nd Countess Mountbatten of Burma?
{{Infobox officeholder | honorific-prefix=[[The Right Honourable]] | name= The Countess Mountbatten of Burma | honorific-suffix = {{postnominals|size=100%|sep=|CBE|MSC|CD|country=GBR}} | predecessor=[[Louis Mountbatten, 1st Earl Mountbatten of Burma]] | successor=[[Norton Knatchbull, 3rd Earl Mountbatten of Burma]] | image= | birth_date = {{birth date|df=yes|1924|2|14|}} | birth_place = [[Westminster]], [[London]], England<ref>{{Cite web|url=http://www.freebmd.org.uk/cgi/information.pl?cite=3GnZp2MX6S4ud05CFBFu9A&scan=1|title=Index entry|access-date=20 September 2016|work=FreeBMD|publisher=ONS}}</ref> | death_date = {{death date and age|df=yes|2017|6|13|1924|2|14}} | death_place = [[Mersham]], [[Kent]], England | birth_name = {{nowrap|Patricia Edwina Victoria Mountbatten}} | spouse = {{marriage|[[John Knatchbull, 7th Baron Brabourne]]|1946| 2005|end=died}} | children = [[Norton Knatchbull, 3rd Earl Mountbatten of Burma]]<br> The Hon. Michael-John Knatchbull<br>Lady Joanna Knatchbull<br>[[Amanda Ellingworth|Lady Amanda Ellingworth]]<br>The Hon. Philip Knatchbull<br>The Hon. Nicholas Knatchbull<br>The Hon. Timothy Knatchbull | parents= [[Louis Mountbatten, 1st Earl Mountbatten of Burma|The 1st Earl Mountbatten of Burma]]<br>[[Edwina Mountbatten, Countess Mountbatten of Burma|The Hon. Edwina Ashley]] | module = {{Infobox military person | embed=yes |nickname= |allegiance= {{flag|United Kingdom}} |branch= {{navy|United Kingdom}} |serviceyears= 1943–1945 |rank=[[Sub-lieutenant|Third Officer]] |unit=[[Women's Royal Naval Service]] |commands= |battles=[[Second World War]] |awards= |relations= |signature = }} }} '''Patricia Edwina Victoria Knatchbull, 2nd Countess Mountbatten of Burma''' (14 February 1924 – 13 June 2017) was a [[Peerage of the United Kingdom|British peeress]] and the third cousin of Queen [[Elizabeth II]]. She was the elder daughter of [[Louis Mountbatten, 1st Earl Mountbatten of Burma]] and his wife, the heiress [[Edwina Mountbatten, Countess Mountbatten of Burma|Edwina