Dietzgen may refer to:

• Joseph Dietzgen (1828–1888), German socialist philosopher, Marxist and journalist
• Eugene Dietzgen (1862–1929), his son

• Mahoney, Steve
• Mahoney, Thomas
• Mahoney v Ashton
• Mahon, George
• Mahongwe
• Mahon Hayes
• Mahonia elegans
• Mahonia ×media
• Mahoning Coal Railroad
• Mahoning County Career and Technical Center
• Mahoning County Fairgrounds Grandstand
• Mahoning County High School
• Mahoning Creek (Allegheny River)
• Mahoning Creek (Lehigh River)
• Mahoning Creek (Susquehanna River)
• Mahoning Furnace, Pennsylvania
• Mahoningoceras
• Mahoning, Ohio
• Mahoning Valley Athletic Conference
• Mahoning Valley Brawlers
• Mahon, Ivory Coast
• Mahon, Mark
• Mahon, Peter
• Mahon Point Shopping Centre
• Mahon Report