De Beauvoir on Becoming a Woman

One is not born, but rather becomes, a woman. — Simone de Beauvoir, The Second Sex, Introduction

Historical Context

The Second Sex (Le Deuxième Sexe) was published in 1949 and is widely regarded as the foundational text of second-wave feminism. De Beauvoir wrote it in the aftermath of World War II, during a period of intense intellectual ferment in Paris, where existentialism had become the dominant philosophical movement. The book's Introduction — from which this quote is drawn — sets the stage for the entire work by challenging the naturalistic assumption that women's social roles are determined by biology. De Beauvoir was responding to a specific question posed by the French writer François Mauriac, who asked her to explain what it means to be a woman. Her answer dismantled the question itself: there is no pre-given, essential "woman" whose nature can be described. Instead, what we call "woman" is the product of a historical and social process of construction.

The Introduction was written within the existentialist framework that de Beauvoir shared with Jean-Paul Sartre, her lifelong companion, in which existence precedes essence — human beings are not defined by any pre-given nature but create themselves through their choices and actions. The Second Sex applied this framework to gender, arguing that femininity is not a biological destiny but a socially imposed situation. The book was controversial upon publication: it was placed on the Vatican's index of forbidden books and was dismissed by many male intellectuals, including Albert Camus, who accused de Beauvoir of having "gone too far." Despite this hostility, it became one of the most influential philosophical works of the twentieth century, selling over a million copies in its first generation and inspiring decades of feminist theory and activism across the world.

Meaning

The quote draws a distinction between two senses of "woman": the biological female (what de Beauvoir calls the "female" in the opening of the Introduction) and the social, cultural, and psychological construct of "womanhood." "One is not born" rejects biological determinism: the mere fact of being born with a female body does not determine one's identity, psychology, or social role. "But rather becomes" emphasises that femininity is an ongoing process — not a single event but a lifelong accumulation of social conditioning, cultural expectations, and personal responses to one's situation.

The verb "becomes" is existential: it implies that womanhood is not a given essence but an achievement (or imposition) that unfolds through time. Every aspect of what is considered "feminine" — from behaviour and appearance to aspirations and self-understanding — is, for de Beauvoir, the product of social construction rather than natural endowment. The distinction between sex (biological) and gender (social) that this quote encapsulates became one of the most consequential conceptual innovations in modern thought, providing the theoretical foundation for decades of feminist theory, gender studies, and activism. The quote's power lies in its compression: in a single sentence, de Beauvoir overturned millennia of assumptions about the naturalness of gender hierarchy.

Philosophical Interpretation

De Beauvoir's claim is a direct application of the existentialist principle that existence precedes essence to the question of gender. In Sartre's formulation, a human being is first thrown into existence and only afterward defines itself through its choices. De Beauvoir extends this to gender: there is no pre-given feminine essence that a woman must realise. Instead, femininity is constructed through the complex interplay of biology, social conditioning, economic structures, and individual agency. This does not mean that gender is wholly arbitrary or freely chosen — de Beauvoir is careful to emphasise the weight of social and material constraints — but it does mean that gender is not a natural destiny.

Central to de Beauvoir's argument is the concept of the Other: throughout history, woman has been positioned as the Other to man's Subject — defined not in her own terms but as a deviation from the male norm. Man is the universal Subject, the standard; woman is the particular, the deviation, the object. This asymmetry is not natural but constructed, maintained by social, economic, and ideological structures that frame femininity as destiny. De Beauvoir's analysis had a transformative influence on Judith Butler, who would later argue in Gender Trouble (1990) that even sex itself — not just gender — is discursively constructed. Butler's concept of gender performativity extends de Beauvoir's insight: if one "becomes" a woman, then womanhood is a repeated performance, not an underlying substance. De Beauvoir's quote thus stands as the hinge between existentialist philosophy and contemporary gender theory, marking the moment when the question of what it means to be a woman was reframed from a question of nature to a question of social and existential construction.

Related Concepts

• Sex-Gender Distinction: the separation of biological sex from socially constructed gender
• The Other (l'Autre): de Beauvoir's concept of woman as defined in relation to man
• Existence Precedes Essence: the existentialist principle applied to gender
• Social Construction: the process by which social categories are created and maintained
• Becoming: the ongoing process of forming identity, as opposed to fixed being

Related Learning

• Simone de Beauvoir — Explore the life and philosophy of de Beauvoir
• The Second Sex — Full analysis of the foundational feminist text
• Identity — The philosophical concept of identity and selfhood
• Freedom — Freedom in existentialist philosophy

Sources

• De Beauvoir, Simone. The Second Sex. Translated by Constance Borde and Sheila Malovany-Chevallier. Introduction. New York: Vintage Books, 2010.
• "Simone de Beauvoir." Stanford Encyclopedia of Philosophy. Accessed July 30, 2026. https://plato.stanford.edu/entries/beauvoir/