Who has the tallest monarch?

As of October 2023, the tallest monarch in history is believed to be King Charles III of the United Kingdom, who stands at approximately 6 feet 3 inches (190 cm) tall. However, specific height records can be challenging to verify, and other historical figures have also been noted for their height. For example, King Edward I of England, known as "Longshanks," was reported to be around 6 feet 2 inches (188 cm) tall. Monarchs' heights can vary based on historical accounts and measurements.