Tan Lee Fatt is a Malaysian politician who served as the State Assistant Minister of Finance of Sabah in the Gabungan Rakyat Sabah (GRS) administration under Chief Minister Hajiji Noor and Minister Masidi Manjun from January 2023 to December 2025 and Member of the Sabah State Legislative Assembly (MLA) for Likas from May 2018 to November 2025. He is a member and State Assistant Secretary of Sabah of the Democratic Action Party (DAP), a component party of the Pakatan Harapan (PH) coalition.