Lady Jane Grey
Noun
Meaning
Queen of England for nine days in 1553; she was quickly replaced by Mary Tudor and beheaded for treason (1537-1554)
Source: WordNetSynonyms
Examples
Before his execution in 1553 by Queen Mary for attempting to place Lady Jane Grey on the throne, Dudley had built the new stable block and widened the tiltyard to its current form.
He was wary of allowing his Catholic elder half-sister Mary to succeed, and therefore drew up a will designating Lady Jane Grey as his heiress.
Lady Jane Grey was briefly Queen of England in 1553.