| Honorific-Prefix: | Yang Berhormat Tuan |
| Mohd Syahbuddin Hashim | |
| Honorific-Suffix: | JMK MLA |
| Office: | Leader of the Opposition of Kelantan |
| Term Start: | 5 September 2023 |
| 1Blankname: | Menteri Besar |
| 1Namedata: | Mohd Nassuruddin Daud |
| Predecessor: | Md Alwi Che Ahmad |
| Constituency: | Galas |
| Constituency Am1: | Galas |
| Assembly1: | Kelantan State Legislative |
| Majority1: | 1,738 (2018) 3,337 (2023) |
| Term Start1: | 9 May 2018 |
| Predecessor1: | Abdul Aziz Yusoff (BN–UMNO) |
| Birth Date: | 20 September 1980 |
| Birth Place: | Kelantan, Malaysia |
| Citizenship: | Malaysian |
| Party: | United Malays National Organisation (UMNO) |
| Otherparty: | Barisan Nasional (BN) |
| Occupation: | Politician |
Mohd Syahbuddin bin Hashim (Malay: محمّد شهب الدين هشيم|label=[[Jawi alphabet|Jawi]]|script=arab|italic=unset, in Malay pronounced as /mohamad syahbuddin/; born 20 September 1980) is a Malaysian politician who has served as the Leader of the Opposition of Kelantan since September 2023 and a Member of Kelantan State Legislative Assembly (MLA) for Galas since May 2018. He is a member and the Deputy Division Chief of Gua Musang of the United Malays National Organisation (UMNO), a component party of Barisan Nasional (BN). He is also presently the only BN and UMNO State Leader of the Opposition.[1]
In a period after the 2023 state elections until the Nenggiri by-election, he was the sole BN and UMNO representatives in all four states ruled by Perikatan Nasional. Mohd Azmawi Fikri later joined him after he won the by-election. Both of them, together with Kota Lama MLA, Dr. Hafidzah Mustakim from PH-AMANAH, are the only three oppositions in the assembly.
| Constituency | Candidate | Votes | Pct | Opponent(s) | Votes | Pct | Ballots cast | Majority | Turnout | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2018 | N45 Galas | Mohd Syahbuddin Hashim (UMNO) | 7,281 | 46.09% | Suhaimi Mat Deris (PAS) | 5,543 | 35.09% | 16,195 | 1,738 | 79.39% | ||||
| Nasir Dollah (BERSATU) | 2,973 | 18.82% | ||||||||||||
| 2023 | Mohd Syahbuddin Hashim (UMNO) | 10,742 | 59.19% | Mohd Tarmizi Abd Rahman (PAS) | 7,405 | 40.81% | 18,314 | 3,337 | 61.79% | |||||