Feminist killjoy is a term used by scholar Sara Ahmed to describe someone who disrupts social comfort by pointing out injustice, discrimination, or harm. The “killjoy” is the person who speaks up when others would prefer to maintain harmony, optimism, or a positive narrative—even when that narrative depends on ignoring inequality. In Ahmed’s work, the feminist killjoy refuses the pressure to remain pleasant or silent in the face of unfairness. By naming problems that others would rather overlook, the killjoy is often perceived as negative, difficult, or responsible for creating tension, even though the tension arises from the injustice itself. In advocacy contexts, parents who raise concerns about a child’s treatment at school may experience similar dynamics. When families challenge practices that harm students or question institutional narratives about inclusion, they may be framed as disrupting cooperation or creating conflict. The idea of the feminist killjoy highlights how systems sometimes protect comfort and reputation over truth. Naming harm can disturb the atmosphere, but it can also be an important step toward accountability and change.