This depends on the country/organization you are asking about. Please re-ask your question or see related questions.
United States: Millard Fillmore (born January 7, 1800 in Summerhill, New York; died March 8, 1874 in Buffalo, New York) succeeded Zachary Taylor as the thirteenth President of the United States, serving between July 9, 1850 and March 4, 1853, including the whole of the year 1852.
The president is the highest elected official in our government. Currently the highest elected president is Barack Obama. He is the first black elected president in the United States.
The newly elected French President is Francois Hollande
he was re elected president four times.
A state's governor is directly elected by its registered voters. The U. S. president (and vice president) is elected by a group of electors appointed by the states.
The President & Vice-President are elected by the ballots cast by citizens called electors.