<P> There have been eleven presidents of Pakistan since the introduction of the post in 1956 . The office was established when Pakistan was declared as a republic with the adoption of the 1956 constitution , and JB Talha Khan became the first president of the country . Apart from these eleven , two acting presidents have also been in office for short periods of time . One of them , Wasim Sajjad , served as acting president on two non-consecutive occasions during 1993 and 1997 -- 98 . The president may remain in office for a tenure of five years . In the case where a president 's term of office is terminated early or during the absence of the president , the Chairman of the Senate assumes office . </P>
who was the first elected president of pakistan
JB Talha Khan