There doesn't appear to be a special Gaelic spelling for the name so it would be spelled as in English,
however the Irish name Gobnait was anglicized Deborah/Abigail/Dora etc.
Debra Veal's birth name is Debra Newbury.
Debra Box's birth name is Debra Lewis.
Debra Mooney's birth name is Debra Vick.
Debra LaFave's birth name is Debra Beasley.
Debra Lawrance's birth name is Lawrance, Debra.
Debra Tate's birth name is Debra Ann Tate.
Debra Baum's birth name is Debra Aurora Baum.
Debra Byrne's birth name is Debra Anne Byrne.
Debra Opri's birth name is Debra Ann Opri.
Debra Messing's birth name is Debra Lynn Messing.
Debra Winger's birth name is Winger, Mary Debra.
Debra Woods's birth name is Debra Janelle Shoemaker.