Kieran Culkin took home the Oscar for Best Supporting Actor at the 2025 Academy Awards for his role as Benji Kaplan in Jesse Eisenberg's A Real Pain. In A Real Pain, Culkin and Eisenberg play an odd-couple cousin pairing on a trip around their grandmother's native Poland.

Kieran Culkin was bleeped out during his acceptance speech for Best Actor in a Supporting Role at The Oscars on Sunday, March 2. The actor won for his role in A Real Pain and gave a special shout-out to his fellow nominee and former Succession costar Jeremy Strong.

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,