Bosco is an unincorporated community in Ouachita Parish, Louisiana, United States. The community is positioned off U.S. Route 165 near the boundary with Caldwell Parish and is located 12 miles north of Columbia, 15 miles south of Monroe and 23 miles west of Winnsboro.
It was named after the Boscobel plantation.
Negro league baseball player Sam Holmes was born in Bosco.
- U.S. Geological Survey Geographic Names Information System: Bosco, Louisiana
- Leeper, Clare D'Artois (19 October 2012). Louisiana Place Names: Popular, Unusual, and Forgotten Stories of Towns, Cities, Plantations, Bayous, and Even Some Cemeteries. LSU Press. p. 44. ISBN 978-0-8071-4740-5.