Off the top of my head:
Ray Pool in Carols around the World
Carolyn Bame in her vol 3 Christmas tunes
and I think Gary Schocker in one of his Christmas books, and
I think Barbara Semmann also. (Will check on these last two tonight, if you want.)
What level arrangement are you looking for?
I’m assuming you’re looking for harp solo?
I can look through others tonight; I’m sure I’ve missed some