The Queen Elizabeth I has two roles. The two roles were the head of the nation and the head of state.
her majesty Queen Elizabeth II.
The head of state for Scotland is Queen Elizabeth II.
The Queen of Australia, Elizabeth !!.
The queen of England is the head of state while the Prime minister is the head of the government There hasn't been a queen of England since Queen Elizabeth 1 died in 1603. Queen Elizabeth II is queen of the United Kingdom (which is what the questioner asks) and David Cameron is Prime Minister.
Queen Elizabeth (the First of Scotland, the Second of England)
Queen Elizabeth
Queen Elizabeth II is the current queen of England. A fact about her is that she is the head of the 53 member Commonwealth of Nations.
Australia's Head of State is Queen Elizabeth II, the Queen of England.
Queen Elizabeth II is the nominal or the titular Head of State of Australia and is therefore guaranteed a position on Australian currency.
Since 1953, the head has represented Her Majesty Queen Elizabeth II. Queen Elizabeth is the queen of Canada, and it is tradition to show the monarch on Canadian money.
The Head of State for both countries is Her Majesty Queen Elizabeth II.