What is Mary Wilson, Baroness Wilson of Rievaulx?
{{Infobox prime ministerial spouse | honorific-prefix = [[The Right Honourable]] | name = The Lady Wilson of Rievaulx | image = Mary Wilson at the White House.tiff | caption = Mary Wilson in 1970 | office = [[Spouse of the Prime Minister of the United Kingdom|Spouse of the Prime Minister<br />of the United Kingdom]] | term_label = In role | term_start = 4 March 1974 | term_end = 5 April 1976 | predecessor = ''Vacant''{{ref label|vacant|nb}} | successor = [[Audrey Callaghan]] | term_label2 = In role | term_start2 = 16 October 1964 | term_end2 = 19 June 1970 | predecessor2 = [[Elizabeth Douglas-Home|Lady Douglas-Home]] | successor2 = ''Vacant''{{ref label|vacant|nb}} | birth_name = Gladys Mary Baldwin | birth_date = {{birth date|df=yes|1916|1|12}} | birth_place = [[Diss]], [[Norfolk]], England | death_date = {{death date and age|df=yes|2018|6|6|1916|1|12}} | death_place = [[St Thomas' Hospital]], [[London]], England | resting_place = [[St Mary's Old Church, St Mary's|St Mary's Old Church]] | resting_place_coordinates = | residence = | nationality = British | party = [[Labour Party (UK)|Labour]] | occupation = {{hlist|Poet|[[Stenography|stenographer]]}} | spouse = {{marriage|[[Harold Wilson|Harold Wilson, Baron Wilson of Rievaulx]]|1 January 1940|24 May 1995|reason=died}} | children = 2, including [[Robin Wilson (mathematician)|Robin]] | education = [[Milton Mount College]] | signature = | website = | footnotes = n.b.&nbsp;{{note|vacant||The Prime Minister from 1970 to 1974 was [[Edward Heath]], who was unmarried.}} }} '''Gladys Mary Wilson, Lady Wilson of Rievaulx''' (12 January 1916 &ndash; 6 June 2018) was an English poet. She was the widow of [[Harold Wilson]], who served as [[Prime Minister of the United Kingdom]] in the mid- to late-1960s and mid-1970s. Her birth name was '''Gladys Mary Baldwin'''. [[Pr