Kieran Culkin won the Academy Award for best supporting actor at the 2025 Oscars on Sunday night. During his acceptance speech, Culkin sung praises to his Succession co-star and fellow nominee, Jeremy Strong, while simultaneously asking his wife for another child.

Kieran Culkin won the best supporting actor Oscar on Sunday for playing a motor-mouthed American tourist in "A Real Pain." A star of the HBO program "Succession," Culkin was a heavy favorite to win after sweeping BAFTA,

The proud sibling admittedly only tuned in to his brother's category during the live telecast.Proud sibling Macaulay Culkin is not at all surprised that his younger brother, Kieran Culkin, won his first Oscar at the 2025 Academy Awards.