An Enemy of the People Characters: Dr Stockmann, Peter, Petra and the Town

In short

The characters in An Enemy of the People are arranged around one question:
what happens to truth when it becomes expensive? Dr Thomas Stockmann has the
facts, but Peter Stockmann has office, procedure and public authority. Hovstad
has the newspaper, Aslaksen has respectable opinion, and the town has fear.

Character	Role in the play	What they reveal
Dr Thomas Stockmann	Medical officer and whistleblower	Truth can be right and still politically powerless.
Peter Stockmann	Mayor and Thomas’s brother	Institutions protect reputation before truth.
Petra Stockmann	Teacher and Thomas’s daughter	Conscience can be clearer than strategy.
Katherine Stockmann	Thomas’s wife	Public principle has domestic consequences.
Hovstad	Newspaper editor	The press may follow interest rather than truth.
Aslaksen	Printer and moderate citizen	The majority often prefers safety to justice.
The town majority	Collective public force	Public opinion can be organised against facts.

For the full plot, start with An Enemy of the People summary.

Dr Thomas Stockmann

Dr Thomas Stockmann is the play’s central figure. He discovers that the town’s
public baths are contaminated and assumes the community will thank him for
revealing it. His mistake is not scientific. His mistake is political. He
believes that once the facts are known, action will naturally follow.

Ibsen makes Stockmann both admirable and difficult. He is brave, energetic and
morally serious. He is also impatient, proud and increasingly contemptuous of
the people he wants to persuade. The play’s power depends on that tension:
Stockmann is right about the water, but not always wise about people.

Stockmann’s development

Stockmann moves through three stages:

1. He expects public gratitude for discovering the pollution.
2. He discovers that institutions, newspapers and property owners will suppress
   the truth when it threatens them.
3. He chooses isolation rather than compromise.

His final statement about the strongest person standing most alone sounds
heroic, but it is not uncomplicated. It expresses courage, but also the danger
that truth-telling can become a private drama of superiority.

Peter Stockmann

Peter Stockmann is the mayor, Thomas’s brother and the play’s clearest figure of
institutional power. He does not deny the problem because he enjoys lying. He
understands that admitting the pollution would damage the town’s reputation,
delay the baths, require public spending and threaten the town’s future.

This is what makes Peter effective as an antagonist. He speaks the language of
order, responsibility and practical consequence. From his point of view, Thomas
is reckless: a man willing to damage the whole community for the sake of a truth
that could perhaps be managed more quietly.

Peter’s weakness is that he treats public reputation as more important than
public health. He turns caution into suppression.

Petra Stockmann

Petra is Thomas and Katherine’s daughter, a teacher with a strong moral centre.
She is one of the few characters who supports truth without needing it to be
profitable, fashionable or socially safe.

Her role matters because she shows a cleaner form of principle than her father.
Thomas often mixes truth with pride. Petra’s courage is quieter. When she loses
her teaching job, the audience sees that the town’s punishment does not fall
only on the man who speaks. It spreads to those around him.

Katherine Stockmann

Katherine is often read as cautious, but her caution is not cowardice. She is
the person who has to think about rent, children, food and social survival. Her
presence keeps the play grounded in ordinary consequences.

Ibsen uses Katherine to resist an easy heroic reading. Public defiance can be
morally necessary, but families pay for it. Katherine understands that before
Thomas does.

Hovstad

Hovstad is the editor of the local newspaper. At first he supports Stockmann
because the discovery can be used against the town’s authorities. He sees a
chance to challenge the established leadership.

When the economic risk becomes clear, Hovstad changes sides. This makes him one
of the play’s sharpest figures: he is not simply a coward, but a political actor
whose principles bend when truth stops being useful.

Aslaksen

Aslaksen is the printer and a spokesman for moderation. He repeatedly invokes
prudence, temperance and the solid majority. His language sounds reasonable,
but it becomes a tool for avoiding necessary conflict.

Aslaksen’s importance lies in his ordinariness. He is not a villain. He is the
respectable citizen who supports truth in theory and retreats from it in
practice. Through him, Ibsen shows how public opinion can become timid while
still sounding responsible.

The town majority

The town majority functions almost like a collective character. It wants the
baths to succeed because the baths promise prosperity, visitors and status. When
Stockmann’s discovery threatens that future, the crowd turns against him.

This does not mean the people are stupid. Ibsen’s point is harder: public
opinion can be organised around fear, interest and short-term security. A
majority can be sincere and still wrong.

Character relationships

Relationship	What it shows
Thomas and Peter	Truth against institutional reputation; also brother against brother.
Thomas and Petra	Shared principle, but different temperaments.
Thomas and Katherine	Public conscience tested against domestic survival.
Thomas and Hovstad	Political usefulness mistaken for real support.
Hovstad and Aslaksen	Radical language controlled by moderate caution.
Thomas and the crowd	Facts losing to fear, money and public pressure.

Why the characters still work

The characters still work because none of the major positions is merely
abstract. Stockmann’s truth is real. Peter’s economic fears are real. Katherine’s
anxiety is real. The newspaper’s opportunism is recognisable. The crowd’s fear
is understandable, even when it is wrong.

That complexity is why An Enemy of the People remains useful for thinking
about public health, environmental risk, whistleblowing and media pressure.

Read more

• An Enemy of the People summary
• An Enemy of the People book page
• Henrik Ibsen biography
• The Wild Duck summary
• A Doll’s House summary