The
Solicitor General is that person who represents or advises a
government when it is party to a suit, generally in front of its
supreme court.
See United States Solicitor General
In Ireland the Solicitor General is known as the
Chief State Solicitor. The Office of Chief State Solicitor is a branch of the
Attorney General's Office.
Irish Attorney General website (http://www.irlgov.ie/ag/)