Duke of York (6)
I believe the answer is:
andrew
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">duke of york</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for andrew that I've seen before include "Warden (anag.)" , "- Motion, Poet Laureate" , "Ex-Poet Laureate" , "Scotland's patron saint" , "apostle" .)