Muhammad Reazuddin Ahmed (Bengali: মোহম্মদ রিয়াজ উদ্দিন আহমেদ; 24 October 1929 – 14 February 1997), popularly known by his daak naam Bhola Mia (Bengali: ভোলা মিঞা), was a Bangladeshi politician, lawyer and minister. He was a Member of Parliament for the then Rangpur-13, then Rangpur-15 and Lalmonirhat-3 constituencies. He was the Deputy Speaker of the 4th Parliament of Bangladesh.