Quote Originally Posted by cajunscot
Hmmm...that is a good question. At first thought, HRH would take "pride of place", since he is the heir to the throne...but you correct, "His Grace" is appropriate for Dukes (His Grace, the Duke of Argyll, for example) -- I wonder if the Royals web site could answer that?

T.
This was bugging me. :rolleyes: I couldn't find an answer on Style in Scotland on the royal website but answers.com states that Duke of Rothesay is the traditional title of the Heir to the Throne of Scotland.

Article link here

but what it boils down to is:

{Quote from answers.com}

Current Holder
HRH The Prince of Wales currently holds the title of Duke of Rothesay and uses it when in Scotland. He has the formal Scottish style of HRH The Prince Charles, Duke of Rothesay.