Varen may refer to:

• Varen, Switzerland, a municipality in the canton of Valais, Switzerland
• Varen, Tarn-et-Garonne, a commune in the Tarn-et-Garonne department, France
• Bernhard Varen
• Daniel Steen Varen
• Varen, a Belgian watersports magazine

Vaaren is a novel written by Norwegian Nobel laureate Sigrid Undset, published in 1914. The book was a hit with the public, and had four impressions during the first year from its release. The protagonists "Rose Wegener" and "Torkild Christensen" enter a happy marriage, but face problems after the death of their child.