| Honkilahti | |
| Official Name: | Finnish: Honkilahden kunta Swedish: Honkilahti kommun |
| Settlement Type: | Former municipality |
| Mapsize: | 150px |
| Pushpin Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Name: | Finland |
| Subdivision Type1: | Region |
| Subdivision Name1: | Satakunta |
| Subdivision Type2: | Sub-region |
| Subdivision Name2: | Rauma sub-region |
| Population Density Km2: | auto |
| Demographics1 Info1: | % |
| Demographics1 Info2: | % |
| Demographics1 Info3: | % |
| Demographics1 Info4: | % |
| Demographics2 Title1: | 0 to 14 |
| Demographics2 Info1: | % |
| Demographics2 Title2: | 15 to 64 |
| Demographics2 Info2: | % |
| Demographics2 Title3: | 65 or older |
| Demographics2 Info3: | % |
| Blank Name: | Climate |
| Blank Info: | Dfb |
| Timezone: | EET |
| Utc Offset: | +2 |
| Timezone Dst: | EEST |
| Utc Offset Dst: | +3 |
| Postal Code Type: | Postal code |
Honkilahti (sv|Honkilahti, also Swedish: Honkilax) is a village and a former municipality in Finland, part of Eura since 1970.
The commune of Honkilahti was founded in 1904 when it was separated from Eura. Honkilahti was merged back with Eura in 1970. Honkilahti has a wooden church which "Tuomas Samuelinpoika Rahvenius" designed in 1759. It lies on the northern side of Koskeljärvi. Before Honkilahti were discontinued, it had many kilometers the coastline from Pyhäjärvi. The population of Honkilahti was at its peak in 1957 when there were 1887 inhabitants.
The neighbouring municipalities of Honkilahti were Eura, Hinnerjoki, Laitila, Karjala, Mynämäki, Yläne and Säkylä.
The arms of Honkilahti were designed by Gustaf von Numers and it was registered in 1951.