| Official Name: | Alsike |
| Pushpin Map: | Sweden Uppsala#Sweden |
| Subdivision Type: | Country |
| Subdivision Name: | Sweden |
| Subdivision Type3: | Municipality |
| Subdivision Name3: | Knivsta Municipality |
| Subdivision Type2: | County |
| Subdivision Name2: | Uppsala County |
| Subdivision Type1: | Province |
| Subdivision Name1: | Uppland |
| Area Footnotes: | [1] |
| Area Total Km2: | 2.38 |
| Population As Of: | 31 December 2020 |
| Population Footnotes: | [2] |
| Population Total: | 5,057 |
| Population Density Km2: | auto |
| Timezone: | CET |
| Utc Offset: | +1 |
| Timezone Dst: | CEST |
| Utc Offset Dst: | +2 |
| Coordinates: | 59.8°N 63°W |
Alsike (in Swedish pronounced as /ˈɑ̂ːlˌsiːkɛ/)[3] is a locality situated in Knivsta Municipality, Uppsala County, Sweden with 2,681 inhabitants in 2010. Alsike is located about 50 km north of Stockholm and only 25 km away from Arlanda Airport. It is also the location of Alsike Abbey. Alsike is located on the Ingegerdsleden, a historic pilgrimage route between Uppsala Cathedral and Storkyrkan in Stockholm. Alsike clover gets its common name from Alsike, Sweden.[4]