Henrik Ibsen (1828–1906) was a Norwegian playwright, theatre director, and poet.

Ibsen may also refer to:

• Ibsen (name), a surname and given name, including a list of people with that name

• Lake Ibsen, a small lake near Leeds in Benson County, North Dakota, U.S.
  • Lake Ibsen Township, Benson County, North Dakota
• Ibsen (crater), on the planet Mercury

• Ibsen Museum (Oslo), Norway, a museum occupying the last home of Henrik Ibsen
• International Ibsen Award, a Norwegian government award for drama and theatre
• Norwegian Ibsen Award, an award from Ibsen's hometown to playwrights
• Ibsen Studies, a peer-reviewed academic journal
• MS Henrik Ibsen, a ship launched in 1907

• Ebsen, a name
• Jepsen, a name