| Official Name: | Jucuarán |
| Flag Size: | 100px |
| Seal Size: | 75px |
| Mapsize: | 275px |
| Pushpin Map: | El Salvador |
| Coordinates: | 13.2544°N -88.2489°W |
| Subdivision Type: | Country |
| Subdivision Name: | El Salvador |
| Subdivision Type1: | Department |
| Subdivision Type2: | Metro |
| Subdivision Name1: | Usulután Department |
| Established Title: | Town |
| Established Date: | September 16, 1936 |
| Established Title2: | City |
| Established Date2: | June 26, 1997 |
| Government Type: | Democratic, Mayor-Council Municipality |
| Leader Title: | Mayor |
| Leader Name: | Álvaro Rodríguez (Nuevas Ideas) |
| Unit Pref: | Metric |
| Area Total Km2: | 239.69 |
| Area Total Sq Mi: | 92.54 |
| Area Urban Km2: | 0.56 |
| Area Urban Sq Mi: | 0.21 |
| Elevation M: | 675 |
| Elevation Ft: | 2214 |
| Population Total: | 13424 |
| Population As Of: | 2007 |
| Population Density Km2: | 56 |
| Population Density Sq Mi: | 145 |
| Population Blank1 Title: | Demonym |
| Population Blank1: | Jucuareño |
| Postal Code Type: | SV-LI |
| Postal Code: | CP 3411 |
| Area Code: | + 503 |
| Timezone: | Central Standard Time |
| Utc Offset: | −6 |
Jucuarán is a municipality in the department of Usulután, El Salvador. According to the official census of 2007, it has a population of 13,424 inhabitants.
The population is of pre-Columbian origin Ulúa, and by the year 1550 it was inhabited by about 300 people. It suffered an onslaught of pirates in 1682, which forced the inhabitants to flee the town. Upon their return they established a new settlement, apart from the original one. According to Pedro Cortés y Larraz, by 1770 it belonged to the parish of Ereguayquín. He entered the San Alejo Party in 1786, and on June 12, 1824, the department of San Miguel. Years later it would be extinguished as a municipality, and it became a canton, but its status was restored and it became part of the department of Usulután. By 1890 it had 1,268 inhabitants. By Legislative Decree of September 16, 1936, Jucuarán obtained the title of town in 1997.