Petroleum is a naturally occurring, flammable hydrocarbon.

Petroleum may also refer to:

Place names

• Petroleum, Indiana
• Petroleum, Kentucky
• Petroleum County, Montana
• Petroleum, West Virginia

Arts

• "Petroleum", a song by Swedish band Kent from their 2012 album Jag är inte rädd för mörkret
• Petroleum (film), 1936 Mexican film

• Petrol (disambiguation)
• Gasoline (disambiguation)