Mark Williams net worth: Mark Williams is an English actor, screenwriter, and presenter who has a net worth of $6 million. Mark Williams was born in Bromsgrove, Worcestershire, England in August 1959. He is greatest recognized for starring as Arthur Weasley within the movies Harry Potter and the Chamber of Secrets, Harry Potter and the Prisoner of Azkaban, Harry Potter and the Goblet of Fire, Harry Potter and the Order of the Phoenix, Harry Potter and the Half-Blood Prince, Harry Potter and the Deathly Hallows: Part 1, and Harry Potter and the Deathly Hallows: Part 2. Williams has starred because the title character within the tv collection Father Brown since 2013. He has had recurring roles within the TV collection Red Dwarf, Alexei Sayle’s Stuff, Kinsey, The Smell or Reeves and Mortimer, Searching, The Strangerers, The Fast Show, Grass, The Rotters’ Club, Carrie & Barry, Sense & Sensibility, The Indian Doctor, and Blandings. Williams gained a Screen Actors Guild Award for Outstanding Performance by a Cast for Shakespeare in Love in 1999.