Puchenii Mari is a commune in Prahova County, Muntenia, Romania.

The village of Odăile is also known for producing traditional Romanian fireplaces.

The commune is located in a plain in the south of the county, on the left bank of the Prahova river, in the area of its lower course.

It is crossed by the DN1 national road, which connects Ploiești with Bucharest.

At Puchenii Mari, the DJ139 county roads branch off, leading east to Râfov and Berceni and west to Brazi and Târgșoru Vechi.