Comandante Fontana is a city in Chaco Province, in northern Argentina. It lies within the Chaco region, a lowland area of the country's north.
The city is located in the interior of Chaco Province, which forms part of Argentina's northern territory bordering Paraguay. The province is known for its hot, subtropical climate and its plains of scrub forest and grassland.
Comandante Fontana is one of the smaller urban centres of the province, situated away from the provincial capital, Resistencia. Beyond its status as an Argentinian city in Chaco Province, few details about its history, economy, or population are well established.