| Official Name: | Tregeseal |
| Static Image Name: | File:Tregeseal stone circle (geograph 1489127).jpg |
| Static Image Caption: | Tregeseal stone circle (2009) |
| Civil Parish: | St Just |
| Unitary England: | Cornwall |
| Lieutenancy England: | Cornwall |
| Country: | England |
| Region: | South West England |
| Shire County: | Cornwall |
| Coordinates: | 50.1285°N -5.6795°W |
| Os Grid Reference: | SW371318 |
| London Distance Mi: | 258.28 |
| Post Town: | PENZANCE |
| Postcode Area: | TR |
| Postcode District: | TR19 |
| Dial Code: | 01736 |
| Constituency Westminster: | St Ives |
Tregeseal (from Cornish: Tregasyel, meaning "Catihael's settlement")[1] is a hamlet in a valley 0.72miles northeast of the town of St Just, Cornwall, UK and is within the parish of St Just.[2] Nearby is Tregeseal East stone circle . Tregeseal lies within the Cornwall Area of Outstanding Natural Beauty (AONB); almost a third of Cornwall has AONB designation, with the same status and protection as a National Park.
St Just Rugby Football Club, established in 1967,[3] are situated on the southern side of the hamlet on New Road.[4] The club competes in the Counties 3 Tribute, South West Division.