Betty was the daughter of Gordon Alexander (1880–1961) and Mary MacDougall (1880–1961). She was born on December 29, 1925 in Kincardine, Ontario.
She had two siblings:
- Margaret Jean Alexander (1920-1996)
- John Malcolm Alexander (1924-1943)
Betty died in Toronto on her 69th birthday, December 29, 1994.
You can visit her grave (virtually) here.