Aas of Oct 10, 2011:
United States
At least 10 countries have a female president (as of Oct 10, 2011)ArgentinaBrazilCosta RicaFinlandIndiaIrelandKosovoKyrgyzstanLiberiaLithuaniaSwitzerland
Of the 193 countries recognised by the United Nations, 12 have a female head of government (Prime Minister, Chancellor, or some Presidents) , a percentage of 6.2%. 30 countries have a female head of state (Queen or President), a percentage of 15.6%.
No American President has ever been a woman (as of 2011), but there are a number of other countries which have had women as political leaders, whether as President or as Prime Minister. So far Canada has had exactly one female Prime Minister, whose name is Kim Campbell.
Slovenia is a parliamentary representative democracy. The executive power is in the hands of Government of Slovenia, which is currently ruled by the first female leader AlenkaBratušek.
Britain doesn't have a president but Margaret Thatcher became Britain's first and only female Prime Minister in 1979.
Chile
There are many countries who had female prime ministers, which country do you mean?
She was the first (and currently only) female Prime Minister of the United Kingdom.
Yes, of course! There are many countries with female presidents or female prime ministers.
The feminine counterpart of prime minister is usually referred to as "prime minister" as well, regardless of gender. However, some countries may use unique titles such as "prime ministerial" or "first minister" for a female equivalent.
No, Enda Kenny is a man. Ireland's President, Mary McAlesse, is a woman.
Australia has had one female Prime Minister, which was Julia Gillard. Ms Gillard's popularity plunged during her term, but this is not to say that Australia will not have another female Prime Minister one day. as for why Australia does not have one now fe currently, no woman is a leader of a major political party in Australia, so ungil that happens, there cannot be a female PM.