| Official Name: | Lönneberga |
| Pushpin Map: | Sweden Kalmar#Sweden |
| Coordinates: | 57.55°N 15.7226°W |
| Subdivision Type: | Country |
| Subdivision Type3: | Municipality |
| Subdivision Name3: | Hultsfred |
| Subdivision Type2: | County |
| Subdivision Name2: | Kalmar |
| Subdivision Type1: | Province |
| Subdivision Name1: | Småland |
| Area Footnotes: | [1] |
| Population As Of: | 31 December 2010 |
| Population Total: | 167 |
| Population Density Km2: | 3.37 |
| Timezone: | CET |
| Utc Offset: | +1 |
| Timezone Dst: | CEST |
| Utc Offset Dst: | +2 |
Lönneberga is a village and parish in Hultsfred Municipality in the Swedish county of Kalmar County in the region of Småland. In 2000 the parish had 1323 inhabitants on 94 square kilometers, of which 190 lived in the village.
Lönneberga is situated around north-west of Hultsfred, around south-west of Vimmerby. Lönneberga is mostly known from the children's books by Astrid Lindgren about Emil i Lönneberga. It is also the birthplace of artist and writer Albert Engström.