I'm pretty sure
Jude is standard. I'm sure I've heard some people using pejoritive terms for Jews like Geizkragen and Geizhals but strictly speaking, they just mean like someone who's tight (as in tight-fisted, you dirty, dirty persons).
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IndieSinger watch my Mentos thing - http://tinyurl.com/6au8jl,
Fri 20 Jan 2006, 23:32,
archived)
I would concur.
'Jude' the standard singular form.
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JD if you please? Save The Apostrophes,
Fri 20 Jan 2006, 23:41,
archived)