UFC president Dana White says he recently identified the “rudest” celebrity he has ever met during an appearance on The Katie Miller Podcast. According to White, the incident involved his niece at a children’s charity event, where he alleges the celebrity’s entourage behaved in a way that scared her. White, 56, describes the episode as the basis for his view of the individual as the rudest celebrity he has encountered. The accounts from multiple outlets focus on White’s remarks and the specific claim that members of the celebrity’s entourage intimidated or frightened his niece during the event. The reporting summarizes White’s comments without adding independent confirmation of the behavior. Both sources present the story as White’s personal recollection from the podcast, emphasizing his claim about rudeness and the surrounding context of the charity gathering. No further details about the identity are included in the provided summaries beyond White’s general description of the celebrity and entourage’s conduct.