| Honorific-Prefix: | Yang Berbahagia Datuk |
| Chua Soon Bui | |
| Native Name Lang: | zh-my |
| Birth Date: | 1 February 1955 |
| Birth Place: | North Borneo (now Sabah, Malaysia) |
| Constituency Mp: | Tawau, Sabah |
| Parliament: | Malaysian |
| Term Start: | 2008 |
| Term End: | 2013 |
| Predecessor: | Shim Paw Fatt |
| Successor: | Mary Yap Kain Ching |
| Party: | Sabah Progressive Party |
| Occupation: | Politician |
Datuk Chua Soon Bui (; born 1 February 1955) was the Member of the Parliament of Malaysia for the Tawau constituency in Sabah from 2008 to 2013.[1] She sat in Parliament as a member of the Sabah Progressive Party (SAPP), which commenced the 2008–13 Parliament in the Barisan Nasional coalition but joined the crossbenches in 2008.[2] Recontesting her seat in the 2013 election, she finished in third place with 633 votes.
| Constituency | Candidate | Votes | Pct | Opponent(s) | Votes | Pct | Ballots cast | Majority | Turnout | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2008 | P190 Tawau, Sabah | (SAPP) | 13,943 | 53.02% | Chan Foong Hin (DAP) | 9,076 | 34.51% | 27,071 | 4,867 | 63.61% | |||
| Berhan @ Birhan Ruslan (PKR) | 3,278 | 12.47% | |||||||||||
| 2013 | Chua Soon Bui (SAPP) | 633 | 1.63% | (PBS) | 21,331 | 54.88% | 39,787 | 4,979 | 77.20% | ||||
| Kong Hong Min (PKR) | 16,352 | 42.07% | |||||||||||
| Ahmad Awang @ Madon (IND) | 553 | 1.42% | |||||||||||