Marie-Blanche Portelance was a Canadian supercentenarian whose age has been validated by LongeviQuest.
Portelance was born in Rigaud, Quebec, Canada, on 21 March 1909, to parents Henri Portelance (1885–1929) and Clementine Rozon (1884–1976). She had ten siblings: Marie-Rose (1907–2009), Nelson (1908–1980), MarieJeanne (1911–2000), Suzanne (1912–2001), Lucia-Beatrix (1913–2001), Raymond (1914–1981), Therese (1916–2006), Roland (1918–2007), Victor (1922–1922), and Albertine-Victorine (1922–2015).
Portelance never married, nor had children. Her older sister, Marie-Rose, died in November 2009, aged 102.
Portelance passed away in Rigaud, Quebec, Canada, on 5 March 2021, at the age of 111 years, 349 days.
At the time of death, she was the fourth-oldest known living person in Canada, behind Phyllis Ridgway, Cecile Klein, and Reita Fennell. Furthermore, she was the second-oldest living person in Quebec, behind Klein.
Her age was validated by LongeviQuest on 30 September 2023.
* “Marie-Blanche Portelance” – VIVA média
* Généalogie Henri Portelance – Généalogie du Québec et d’Amérique française
