Thomas John Patrick "Tom" Welling (born April 26, 1977) is an American actor, director, producer, and model best known for his role as Clark Kent in The WB/CW superhero drama series Smallville (2001–11), and is currently playing Marcus Pierce on the Fox superhero drama series Lucifer since October 2017.
A high school athlete, Welling initially worked in construction and, in 1998, he successfully modeled men's clothing for several popular brands. In 2000, he made a successful transition to television. He has been nominated for and received several awards for his role as Clark Kent. In 2001, he had a recurring role as Rob "Karate Rob" Meltzer in the second season of the CBS legal drama Judging Amy. He has also been involved behind the camera as an executive producer and a director. His films include Cheaper by the Dozen, Cheaper by the Dozen 2, The Fog, The Choice and Draft Day.
Welling was born on April 26, 1977, in the lower Hudson Valley, New York. He is of German descent. His family moved frequently, making stops in Wisconsin, Delaware, and Michigan. Welling attended Okemos High School in Okemos, Michigan, where he started acting in plays, but then switched into sports. Welling played baseball and soccer, but his favorite sport is basketball. Welling is one of four children, with two older sisters, Rebecca and Jamie, and a younger brother, Mark Welling, who is also an actor.