A joint statement says the practice is fundamental to their faiths and calls for it to be awarded legal protection.
The ruling by the Cologne court - also criticised by the Israeli parliament - does not apply to the whole of Germany.
But Germany's Medical Association told doctors not to perform circumcisions.
Thousands of Muslim and Jewish boys are circumcised in Germany every year.
The unusual joint statement was signed by leaders of groups including the Rabbinical Centre of Europe, the European Jewish Parliament, the European Jewish Association, Germany's Turkish-Islamic Union for Religious Affairs and the Islamic Centre Brussels.
continues...
About time somebody stood up to these knob-butchers!

Fuck them and their special pleading!