| Conventional Long Name: | Alempois |
| Common Name: | Alempois |
| Subdivision: | Alempois |
| Nation: | Ancient Estonia |
| Government Type: | Council of Elders |
| Title Leader: | Elder |
| Event End: | Livonian Crusade |
| Year End: | 1224 |
| S1: | Monastic state of the Teutonic Knights |
| Image Map Caption: | Ancient Estonian counties in 1214. |
| Footnotes: | Proto-Estonian, Estonian paganism, Thor cult |
Alempois (la|Alumbus) was a small independent landlocked county in ancient Estonia, bordered by Harjumaa, Järvamaa, Nurmekund, Sakala, and Läänemaa. Alempois had an area of approximately 400 hides.