Nora Helmer – wife of Torvald, mother of three, is living out the ideal of the 19th-century wife, but leaves her family at the end of the play.
Torvald Helmer – Nora's husband, a newly promoted bank manager, suffocates but professes to be enamoured of his wife.
Dr. Rank – a rich family friend, he is secretly in love with Nora. He is terminally ill, and it is implied that his "tuberculosis of the spine" originates from a venereal disease contracted by his father.
Kristine Linde – Nora's old school friend, widowed, is seeking employment (sometimes spelled Christine in English translations). She was in a relationship with Krogstad prior to the play's setting.
Nils Krogstad – an employee at Torvald's bank, single father, he is pushed to desperation. A supposed scoundrel, he is revealed to be a long-lost lover of Kristine.
The Children – Nora and Torvald's children: Ivar, Bobby and Emmy
Anne Marie – Nora's former nanny, she now cares for the children.
Helene – the Helmers' maid
The Porter – delivers a Christmas tree to the Helmer household at the beginning of the play.