T. R. Knight (born Theodore Raymond Knight on March 26, 1973) is an American actor best known for his role as Dr. George O'Malley on the ABC medical drama Grey's Anatomy. Born in Minneapolis, Minnesota, he began his career in theater before transitioning to television. His portrayal of George O'Malley earned him an Emmy nomination and widespread acclaim. In 2006, Knight publicly came out as gay, becoming a prominent advocate for LGBTQ+ rights in the entertainment industry. He has since appeared in various TV shows and films, including Law & Order: Special Victims Unit and American Horror Story, and continues to perform in stage productions. Knight is respected for his acting talent and his contributions to diversity and inclusion.