Kazim Uddin Ahmed, also known as Dhanu (), is a Bangladesh Awami League politician and a former member of parliament of Mymensingh-11.
Kazim Uddin Ahmed was born in Mymensingh District Bhaluka Upazila Mallikbari Union.
From 2009 to 2014, Ahmed served as the chairman of Bhaluka Upazila. Ahmed was elected to parliament from Mymensingh-11 as a Bangladesh Awami League candidate 30 December 2018.
In May 2025, Ahmed was arrested from Aftabnagar, Dhaka, over the death of a protestor against Prime Minister Sheikh Hasina.