[Wikipedia is not the best source, but someone pointed me to this link. Anything that helps people to find out the Jews sneaking among them helps. I doubt this is anywhere close to the full list. But something is better than nothing. Jan]

You can view it all here and click on the links: https://en.wikipedia.org/wiki/Lists_of_Jews_in_politics

Jewish politicians by country

Austria
Canada
France
Germany
Israel (Includes non-Jewish politicians)
Poland
Russia
South-east European
United Kingdom
United States

Jewish heads of state and government

List of Jewish heads of state and government