John Wayne, by birth
I believe the answer is:
iowan
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">john wayne by birth</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 iowan that I've seen before include "Someone from the Midwest - a wino? (anag)" , "US resident" , "American" , "One from Des Moines perhaps" , "Midwesterner" .)