| Honorific-Prefix: | Yang Berhormat Datuk Hajah |
| Native Name: | سيتي أمينة أچيڠ |
| Office: | Deputy Minister of Plantation and Commodities |
| Primeminister: | Anwar Ibrahim |
| Term Start: | 10 December 2022 |
| Term End: | 12 December 2023 |
| Minister: | Fadillah Yusof |
| Predecessor: | Wee Jeck Seng Willie Mongin |
| Successor: | Chan Foong Hin |
| Constituency: | Beaufort |
| Constituency Mp2: | Beaufort |
| Parliament2: | Malaysian |
| Term Start2: | 19 November 2022 |
| Predecessor2: | Azizah Mohd Dun (BN–UMNO) |
| Majority2: | 2,518 (2022) |
| Birth Name: | Siti Aminah binti Aching |
| Birth Date: | 24 March 1964 |
| Birth Place: | Beaufort, Sabah, Malaysia |
| Party: | United Malays National Organisation (UMNO) |
| Otherparty: | Barisan Nasional (BN) |
| Occupation: | Politician |
Siti Aminah binti Aching (born 24 March 1964) is a Malaysian politician who has served as the Member of Parliament (MP) for Beaufort since November 2022. She served as the Deputy Minister of Plantation and Commodities in the Unity Government administration under Prime Minister Anwar Ibrahim and Minister Fadillah Yusof from December 2022 to December 2023. She is a member of the United Malays National Organisation (UMNO), a component party of the Barisan Nasional (BN) coalition.[1] Siti Aminah was the first Bisaya to join the government as a deputy minister in the history of Malaysia.
| Constituency | Candidate | Votes | Pct | Opponent(s) | Votes | Pct | Ballots cast | Majority | Turnout | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2022 | P177 Beaufort | (UMNO) | 10,570 | 36.08% | Johair Mat Lani (KDM) | 8,052 | 27.48% | 29,298 | 2,518 | 67.74% | ||
| Dikin Musah (PKR) | 7,835 | 26.74% | ||||||||||
| Masri Adul (WARISAN) | 2,152 | 7.35% | ||||||||||
| Johan @ Christopher Ot Ghani (IND) | 546 | 1.86% | ||||||||||
| Matlani Sabli (IND) | 143 | 0.49% | ||||||||||