| Post: | Chief Minister |
| Body: | Western Province |
| Insignia: | Western Province Flag (SRI LANKA).png |
| Insigniasize: | 170px |
| Insigniacaption: | Flag of Western Province, Sri Lanka |
| Incumbent: | Isura Devapriya |
| Incumbentsince: | 8 September 2015 |
| Department: | Board of Ministers of the Western Province |
| Style: | The Honourable |
| Member Of: | Western Provincial Council |
| Appointer: | K. C. Logeswaran |
| Appointerpost: | Governor of Western Province |
| Inaugural: | Susil Moonesinghe |
| Formation: | 3 February 1988 |
The chief minister of Western Province, Sri Lanka, is the head of the provincial board of ministers, a body which aids and advises the governor, the head of the provincial government, in the exercise of his executive power.[1] The governor appoints as chief minister the member of the Western Provincial Council who, in his opinion, commands the support of a majority of that council.[1] The current chief minister is Isura Devapriya.
| No. | Name | class=unsortable | Portrait | Party | Took office | Left office | class=unsortable | Refs | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | !align="center" style="background:; color:white;" | [2] | |||||||
| 2 | !align="center" style="background:; color:white;" | ||||||||
| 3 | !align="center" style="background:; color:white;" | ||||||||
| 4 | !align="center" style="background:; color:white;" | ||||||||
| Vacant | |||||||||
| (4) | !align="center" style="background:; color:white;" | ||||||||
| 5 | !align="center" style="background:; color:white;" | ||||||||
| 6 | !align="center" style="background:; color:white;" | ||||||||
| (5) | !align="center" style="background:; color:white;" | ||||||||
| 7 | !align="center" style="background:; color:white;" | [3] [4] | |||||||
| 8 | !align="center" style="background:; color:white;" | [5] [6] [7] | |||||||