King Rama 9
That would be a King or Queen.
No, The reigning monarch can not choose the next monarch.
Queen Hedwig of Poland was crowned as a king because she wanted to underscore the fact that she was the reigning monarch. Queens were seldom reigning monarchs.
The reigning English Monarch in 1564 was Queen Elizabeth I.
There is currently no king of the United Kingdom. The reigning monarch is Queen Elizabeth II.
The mother of Queen Elizabeth II -- also Queen Elizabeth -- was the wife of a reigning monarch, King George VI. Her standing depended on her being married to the king. She had no constitutional monarchical duties. Queen Elizabeth II is the reigning monarch. She comes to the throne as the daughter of the king. Since there was a previous reigning monarch by the name of Elizabeth, this queen gets the number II (2).
In 1599 the reigning monarch was Queen Elizabeth 1 who was unmarried.
King George V was the reigning British monarch at the time the Titanic sunk on April 14, 1912.
As of October 2023, King Charles III is the reigning monarch of the United Kingdom, following the death of his mother, Queen Elizabeth II, in September 2022. There is currently no queen regnant, as the title of queen typically refers to a reigning female monarch. However, Camilla, the wife of King Charles III, holds the title of Queen Consort.
Queen Elizabeth in England and King Philip in Spain.
The Church of England, the Anglican Church, is headed by the reigning monarch of England.
The title of the British ruler is "Monarch," with the current title being "King" or "Queen" depending on the reigning monarch. Historically, the title has included variations such as "King of England" or "Queen of the United Kingdom." The current monarch, as of my last update, is King Charles III.