Lugny-Bourbonnais (French pronunciation: [lyɲi buʁbɔnɛ]) is a former commune in the Cher department in the Centre-Val de Loire region of France. On 1 January 2024, it was merged into the commune of Osmery.

A very small farming village (one of the smallest in France), situated by the banks of the river Airain some 16 miles (26 km) southeast of Bourges, at the junction of the D102 and the D91 roads. The river forms all of the southeastern border of the commune.

Historical population

Year	Pop.	±% p.a.
1968	45	—
1975	35	−3.53%
1982	35	+0.00%
1990	33	−0.73%
1999	27	−2.21%
2009	33	+2.03%
2014	37	+2.31%
2020	34	−1.40%
Source: INSEE

• The remains of the church, now part of a farm.
• A watermill.

• Communes of the Cher department