princess bejeratana rajasuda
victoria
She is the longest reigning British Monarch ever having recently surpassed Queen Victoria's 64 years on the throne.
The reigning Monarch, Queen Elizabeth II, is on the obverse of all British coins.
Queen Victoria
He is the eldest son of the reigning monarch.
Elizabeth II recently celebrated (From the 2nd-4th of June 2012) her 60th Jubilee of her reign. She is still reigning but she began her duties in 1952. Before her, Queen Victoria ruled from 1837- 1900, 63 years. Finally, Elizabeth I ruled from 1558- 1603, 45 years. So to answer your question, Queen Victoria was the longest reigning British monarch but if Elizabeth rules into 2016, she will be bestowed this title.
It rather depends which country you're referring to, but the British monarch in 1806 was King George the Third.
The longest reigning monarch in Thailand is His Majesty King Bhumibol Adulyadej.
There is NO British Elizabeth III. The present reigning monarch is Elizabeth II.
The reigning monarch was James the first
The reigning British monarch is on the obverse of all Australian coins. Currently, it is Queen Elizabeth II.
If you refer to British coins, the reigning Monarch is on the obverse. Silver Jubilee of who or what?