The president of the Federal Republic of Nigeria is the head of state and head of government of the Federal Republic of Nigeria. The president of Nigeria is also the Commander-in-chiel of the Nigerian Armed forces. The first president of Nigeria was Nnamdi Azikiwe. who took office on October 1, 1963. The current president. Muhammadu Buhari took office on May 29, 2015 as the 151h president of the federal republic of Nigeria.