They say the outline legislation — set to be debated in Iceland’s parliament in the coming weeks — would be an attack on Judaism.
The proposal has been put forward by Progressive Party MP Silja Dögg Gunnarsdóttir and is backed by several other Icelandic politicians.
Circumcising girls has been illegal in Iceland since 2005, but there is no provision for boys, Gunnarsdóttir told Euronews.
The bill proposes a six-year prison term for anyone found guilty of “removing part or all of the [child’s] sexual organs”.
But religious leaders — including those from the Jewish and Catholic community — have criticised the plans.
The Jewish Communities in the Nordic Countries said if passed the law would stop its brethren from establishing themselves in Iceland.
“Iceland would be the only country to ban one of the most central, if not the most central rite in the Jewish tradition in modern times,” the letter continued.
“But it would not be …