| Honorific-Prefix: | Yang Berhormat Datuk |
| Tan Lee Fatt | |
| Native Name Lang: | zh-my |
| Office: | State Assistant Minister of Finance of Sabah |
| Term Start: | 26 January 2023 |
| Governor: | Juhar Mahiruddin |
| 1Blankname: | Chief Minister |
| 1Namedata: | Hajiji Noor |
| Minister: | Masidi Manjun |
| Predecessor: | Jasnih Daya |
| Constituency: | Likas |
| Constituency Am1: | Likas |
| Assembly1: | Sabah State Legislative |
| Predecessor1: | Junz Wong (DAP) |
| Term Start1: | 9 May 2018 |
| Majority1: | 7,902 (2018) 7,517 (2020) |
| Birth Name: | Tan Lee Fatt |
| Birth Date: | 29 September 1976 |
| Citizenship: | Malaysian |
| Party: | Democratic Action Party (DAP) |
| Otherparty: | Pakatan Harapan (PH) |
| Occupation: | Politician |
| Spouse: | Shevena Jumin Jeffrey |
| Module: |
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Tan Lee Fatt is a Malaysian politician who has 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 since January 2023 and Member of the Sabah State Legislative Assembly (MLA) for Likas since May 2018. 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.
| Constituency | Candidate | Votes | Pct. | Opponent(s) | Votes | Pct. | Ballots cast | Majority | Turnout | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2018 | N14 Likas | Tan Lee Fatt (DAP) | 9,163 | 81.67% | Chin Shu Ying (LDP) | 1,261 | 11.24% | 11,219 | 7,902 | 73.73% | |||
| bgcolor = | Yong We Keong (SAPP) | 673 | 6.00% | ||||||||||
| 2020 | N19 Likas | Tan Lee Fatt (DAP) | 8,173 | 85.55% | Chan Kee Ying (MCA) | 656 | 6.87% | 9,554 | 7,517 | 63.39 | |||
| Sim Fui (LDP) | 276 | 2.89% | |||||||||||
| bgcolor= | Lu Siew See (PCS) | 164 | 1.72% | ||||||||||
| Chia Chui Kiet (IND) | 95 | 0.99% | |||||||||||
| bgcolor = | Daniel Isaac Hoong (USNO Baru) | 81 | 0.85% | ||||||||||
| bgcolor = | Cong Chee Vui (PPRS) | 22 | 0.23% | ||||||||||