Lozen was a 19th-century female warrior and prophet of the Apache Native Americans.

Lozen may also refer to the following places:

• Mount Lozen, a mountain in Antarctica
• Lozen Nunatak, a hill on Livingston Island in Antarctica

• Lozen, Haskovo Province, a village in Lyubimets Municipality
• Lozen, Pazardzhik Province, a village in Septemvri Municipality
• Lozen, Sofia City Province, a village in Sofia Capital Municipality
  • Lozen Monastery, a monastery near Sofia, Bulgaria
  • Lozen Mountain
• Lozen, Stara Zagora Province [bg], a village in Stara Zagora Municipality
• Lozen, Veliko Tarnovo Province [bg], a village in Strazhitsa Municipality

• Lozen, Belgium, a hamlet near Bocholt, Belgium

• Losen (disambiguation)