14. Argentina – 34%
Argentina, known for its passionate culture, tango, and lively social life, sees 34% of married women admitting to cheating. Romantic ideals are deeply ingrained in Argentine society, but social freedoms and modern relationship norms can sometimes lead to extramarital liaisons. Workplace dynamics, travel, and urban lifestyles also create opportunities for infidelity. Despite its family-oriented traditions, Argentina’s combination of charm, romance, and social freedom places it high on the list of countries with the most unfaithful wives.