Crossing the Rubicon2 has posted a list of standards and Christmas songs composed by Jews.
Here's the Christmas list:
“White Christmas” by Irving Berlin
“ Rudolph the Red Nosed Reindeer” by Johnny Marks
“Let it Snow” by Sammy Kahn and Julie Styne
“Silver Bells” by Livingston and Evans
“ Chestnuts Roasting on an Open Fire” by Mel Torme