| La Llacuna | |
| Settlement Type: | Municipality |
| Pushpin Map: | Spain Province of Barcelona#Spain |
| Pushpin Map Caption: | Location in Catalonia |
| Coordinates: | 41.4742°N 1.5342°W |
| Subdivision Type: | Country |
| Subdivision Name: |  Spain |
| Subdivision Type1: | Community |
| Subdivision Type2: | Province |
| Subdivision Name2: | Barcelona |
| Subdivision Type3: | Comarca |
| Subdivision Name3: | Anoia |
| Leader Title: | Mayor |
| Leader Name: | Josep Parera Tort (2015)[1] |
| Unit Pref: | Metric |
| Area Footnotes: | [2] |
| Area Total Km2: | 52.2 |
| Population Density Km2: | auto |
La Llacuna (in Catalan; Valencian pronounced as /lə ʎəˈkunə/) is a municipality of 884 inhabitants (2003), located in the comarca of Anoia, in the province of Barcelona, Catalonia, Spain.
It is a tourist town; nearby destinations include Igualada, the Vilafranca del Penedès wine route, and the Monastery of Montserrat.
The town's altitude is 615 m, and the municipality has a surface area of 52,49 km².
Annual events include the Potada, whose date varies, but is usually in April; Aplec del Castell on the last Sunday of May; Fira de Sant Andreu on the first Sunday of December, and the pessebre vivent (living crib), a full-scale, live tableau of scenes from Bethlehem at the time of the birth of Jesus, on the second or third Sunday in December.[3]
A local specialty is carquinyolis, a type of cookie.