A US President cannot serve more than two terms.
That would be all of them except for the 43 men who DID serve as President.
The US president has a term of 4 years and can serve 2 terms. The president of Mali has a term of 5 years and can serve 2 terms.
Vice President
The current US president, Obama, is the 43rd person to serve as President.
One of the few constitutional duties of the Vice-President is to serve as President of the US Senate.
president
1981-1989
George Washington
James Monroe
No.
A US president.