| Cynthia | |
| Settlement Type: | Hamlet |
| Pushpin Relief: | yes |
| Pushpin Map: | Canada Alberta#Canada |
| Pushpin Map Caption: | Location of Cynthia |
| Subdivision Type: | Country |
| Subdivision Name: | Canada |
| Subdivision Type1: | Province |
| Subdivision Name1: | Alberta |
| Subdivision Type2: | Region |
| Subdivision Name2: | Central Alberta |
| Subdivision Type3: | Census division |
| Subdivision Name3: | 11 |
| Subdivision Type4: | Municipal district |
| Subdivision Name4: | Brazeau County |
| Government Type: | Unincorporated |
| Leader Title1: | Governing body |
| Leader Name1: | Brazeau County Council |
| Established Title: | Established |
| Population As Of: | 2005 |
| Population Footnotes: | [1] |
| Population Total: | 50 |
| Timezone: | MST |
| Utc Offset: | −07:00 |
| Timezone Dst: | MDT |
| Utc Offset Dst: | −06:00 |
| Coordinates: | 53.2828°N -115.4228°W |
| Elevation M: | 923 |
| Postal Code Type: | Postal code |
| Area Code: | 780, 587, 825 |
| Blank Name: | Highways |
| Blank1 Name: | Waterways |
Cynthia is a hamlet in central Alberta, Canada within Brazeau County. It is located approximately south of Highway 16 and southwest of Edmonton.
Cynthia previously held new town status for almost three years, having incorporated as a new town on June 1, 1956,[2] but dissolving on May 1, 1959.[3]
The population of Cynthia according to the 2005 municipal census conducted by Brazeau County is 50.[1]