Edward VIII (1894-1972) abdicated the same year he was coronated (1936). Alternate history aside, if he didn't abdicate, Edward VIII would've had the 4th longest reign of any British monarch who ruled after the Acts of Union in 1707.

Timeline comparisons! For reference: She was born in 1929. Barbara Walters is 5'5" or 1.65m. We don't want actual scale comparisons though, just timeline comparisons!
Queen Wilhelmina of the Netherlands (1880-1962) abdicated the throne in 1948 after a reign of 58 years. If she had not abdicated, she would have had the second longest reign out of any monarch and any queen at 72 years.

Timeline comparisons! For reference: She was born in 1929. Barbara Walters is 5'5" or 1.65m. We don't want actual scale comparisons though, just timeline comparisons!
John Mosley Turner (1856-1968) was born during the reign of Queen Victoria, and died during the reign of Queen Elizabeth II. He was also a fan of the Beatles.
Timeline comparisons! For reference: She was born in 1929. Barbara Walters is 5'5" or 1.65m. We don't want actual scale comparisons though, just timeline comparisons!Charles Tupper (1821-1915) had the shortest tenure of any Canadian prime minister, but lived the longest life out of every other Prime Minister of Canada.

Timeline comparisons! For reference: She was born in 1929. Barbara Walters is 5'5" or 1.65m. We don't want actual scale comparisons though, just timeline comparisons!