Question:  Sophie Grégoire is married to what Canadian politician?

Context paragraphs:
Olivia Chow: Olivia Chow (born March 24, 1957) is a former Canadian politician, a former New Democratic Party Member of parliament (2006–2014), and former city councillor (1991–2005) in Toronto.  She won the Trinity—Spadina riding for the New Democratic Party on January 23, 2006, becoming a member of the Canadian House of Commons.  In 2011, she was re-elected in her riding for her third straight win.  Chow is the widow of former NDP and Opposition Leader Jack Layton; they were married from 1988 until his death from cancer in 2011.  She speaks Cantonese, Mandarin and English.  In May 2012, Chow was named one of the top 25 Canadian immigrants in Canada by "Canadian Immigrant" magazine.  Chow's personal memoir, titled "My Journey", was published January 21, 2014.  Chow resigned her seat in parliament on March 12, 2014 in order to run in the 2014 Toronto mayoral election, where she placed third.

Sophie Grégoire Trudeau: Sophie Grégoire Trudeau (] ; born April 24, 1975), also known as Sophie Grégoire, is a former television host and is involved in charity work and public speaking, focusing mainly on women's issues.  She is the wife of Canadian Prime Minister Justin Trudeau.

John Brewin: John F. Brewin (born September 14, 1936 in Toronto, Ontario) is a Canadian politician, who served as Member of Parliament for Victoria (B.C.) from 1988 to 1993.  He is a member of the New Democratic Party, as was his father Andrew Brewin.  He was married to Gretchen Brewin, who served concurrently as mayor of the city of Victoria.  He married Patricia Thompson in 1997.

Arlene Perly Rae: Arlene Perly Rae is a Canadian journalist, literary critic and author.  She is married to Canadian politician Bob Rae.

Harry Jackman: Henry Rutherford "Harry" Jackman, OC (November 5, 1900 – November 22, 1979) was a Canadian politician and successful entrepreneur.  He represented the electoral district of Rosedale in the Canadian House of Commons from 1940 to 1949.  He was first elected in 1940 as a member of Robert Manion's World War II National Government caucus (which, despite the name, formed the Official Opposition in the Canadian House of Commons), after wresting his party's nomination from Conservative incumbent Harry Gladstone Clarke.  Jackman was re-elected in 1945 as a Progressive Conservative.  He ran again in 1949, but was defeated.  In business, Jackman built the Empire Life group of financial service companies during the Great Depression.  In 1973, he was made an Officer of the Order of Canada.  Jackman married Mary Coyne Rowell, the daughter of Canadian politician Newton Wesley Rowell, in 1930.  They had four children: Henry (Hal), Eric, Edward, and Nancy.

Serge Kujawa: Serge Kujawa (November 25, 1924 – September 22, 2014) was a Canadian politician and lawyer.  He served in the Legislative Assembly of Saskatchewan from 1991 to 1995, as a New Democratic Party member for the constituency of Regina Albert South.  He was born in 1925 in Radin, Poland and came to Canada at the age of 3, in 1928.  He attended the University of Saskatchewan where he earned a Bachelor of Arts (1957) and Bachelor of Laws (1958) degree.  Kujawa became a prosecutor in the Saskatchewan Department of Justice, and rose to great eminence, arguing many cases before the Supreme Court of Canada.  He achieved national fame by overseeing the investigation of Saskatchewan politician Colin Thatcher after the murder of Thatcher's ex-wife in 1983; and then, in 1984, by successfully prosecuting Thatcher for first degree murder.  Kujawa married Betty Brydges in 1954 and had six children.  He died in 2014, aged 89.

Clive Planta: Clive Montgomery Francis Planta (August 11, 1895 – April 17, 1972) was a Canadian politician.  He served in the Legislative Assembly of British Columbia from 1933 to 1937 from the electoral district of Peace River, a non-partisan Independent member.  He was the son of Canadian politician Albert Planta.  Planta later served as the manager of the Fisheries Council of Canada and as Deputy Minister of Fisheries for Newfoundland.

Victor Châteauvert: Victor Châteauvert (12 March 1841 – 6 November 1920) was a Canadian politician.  He married Virginie Dussault.  He was associated to Gaspard Lemoine (married to Emma Renaud) in the company J.B. Renaud in Quebec city.

Joseph-Ernest Grégoire: Joseph-Ernest Grégoire {'1': ", '2': ", '3': ", '4': "} (July 31, 1886 – September 17, 1980) was a French Canadian politician.

Justin Trudeau: Justin Pierre James Trudeau (born December 25, 1971) is a Canadian politician.  He is the 23rd and current Prime Minister of Canada and leader of the Liberal Party.  The second youngest prime minister after Joe Clark, he is also, as the eldest son of former Prime Minister Pierre Trudeau, the first to be related to a previous holder of the post.

Supporting paragraphs: Sophie Grégoire Trudeau Justin Trudeau
Answer: Justin Trudeau