Md. Shahjahan (মোঃ শাহজাহান) is a Bangladesh Nationalist Party politician and a former member of parliament for Noakhali-4.

Shahjahan was elected to parliament from Noakhali-4 as a Bangladesh Nationalist Party candidate in 2001. He was arrested on 8 March 2015 by the Rapid Action Battalion for being involved in a conspiracy against the Bangladeshi government. In November 2015, he was tasked with nominating Bangladesh Nationalist Party candidates for municipal elections. He is a vice-chairman of Bangladesh Nationalist Party. In 2016, he resigned from his post of presidency of the Noakhali District unit of Bangladesh Nationalist Party.