The standard version is as follows:
: God save our gracious Queen
: Long live our noble Queen
: God save the Queen:
: Send her victorious,
: Happy and glorious,
: Long to reign over us:
: God save...
According to Number10.gov.uk, the official site of the Office the Prime Minister of Great Britain, there is no authorised version of 'God Save The Queen' (or 'God Save The King' if a male is the...