| Porvoon maalaiskunta | |
| Native Name: | Finnish: Porvoon maalaiskunta – Swedish: Borgå landskommun |
| Settlement Type: | Former municipality |
| Mapsize: | 150px |
| Pushpin Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Name: | Finland |
| Subdivision Type1: | Region |
| Subdivision Name1: | Eastern Uusimaa |
| Established Title: | Charter |
| Established Date: | 1866 |
| Extinct Title: | Consolidated |
| Extinct Date: | 1997 |
| 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: | % |
| Timezone: | EET |
| Utc Offset: | +2 |
| Timezone Dst: | EEST |
| Utc Offset Dst: | +3 |
| Postal Code Type: | Postal code |
Porvoon maalaiskunta, (Borgå landskommun, Swedish) is a former municipality of Finland. It was established in 1866 and it was located in Eastern Uusimaa around the city of Porvoo. The municipality was consolidated with Porvoo in 1997.
Neighbour municipalities were Askola, Myrskylä, Pernå (fi|Pernaja), Pornainen and Sipoo.