The present study examined the effects of gender on the emotional responses (physiology, self-reports of emotion, and emotional facial behaviour) of European Americans (EA) and Hmong Americans (HA) while they relived past emotional events. Women were more emotionally reactive than men: They demonstrated greater changes in electrodermal reactivity overall, reported experiencing more intense emotion while reliving anger and love, and smiled more while reliving happiness and love. The pattern and magnitude of these differences were similar for EA and HA, suggesting that to some degree, the effects of gender on emotional response may hold across ethnic groups.Stereotypes regarding gender differences in emotion are widely endorsed by members of American culture (In particular, women are believed to express prosocial emotions (e.g., happiness, love) and emotions that imply vulnerability (e.g., sadness) more frequently and intensely than men, whereas men are believed to express Correspondence should be addressed to: Yulia Chentsova-Dutton,