Hasanuddin bin Mohd Yunus (Jawi: حسن الدين بن محمد يونس; born 5 December 1964) is a Malaysian politician who served as the Member of Parliament (MP) for Hulu Langat from May 2018 to November 2022. He is also Vice-President of the National Trust Party (AMANAH), a component party of the Pakatan Harapan (PH) opposition coalition and was a member of the Malaysian Islamic Party (PAS), then component party of the Barisan Alternatif (BA) and Pakatan Rakyat (PR) opposition coalitions.