carl xvi gustaf was the oldest monarch to be crowned.
who is the oldest monarch to be crowned?
carl xvi gustaf
Na
Na
the youngest monarch to marry was david ii, who married joan, daughter of edward ii when he was 4 years 134 days old in 1328.





























the youngest female monarch at the time of her marriage was mary ii, who was old when she married william iii in 1677.





























the youngest queen consort was isabella of valois, who married richard ii when she was old in 1396.





























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the oldest monarch at the time of his first marriage was william iv, who was old when he married adelaide of saxe-meiningen in 1818.
list of british monarchy records