List of comparative firefighting ranks

Across the world, there is significant variation in the ranks used by fire departments, with this variance representing the diverse origins of firefighting in each country. Many nations use military-inspired ranks as firefighting in their nation originated with military units - for some countries, the military still performs civilian firefighting and so firefighting units will use the rank structures of said military.

Source: Wikipedia — List of comparative firefighting ranks (CC BY-SA 4.0)