Iancu Jianu is a commune in Olt County, Oltenia, Romania, named after the 19th century Wallachian hajduk Iancu Jianu. It is composed of three villages: Dobriceni, Iancu Jianu, and Preotești.

Natives

• Sabin Bălașa (1932–2008), painter
• Florin Popescu (born 1974), sprint canoer