Ewa Laurance is a Swedish professional pool player, most notably on the Women's Professional Billiard Association nine-ball tour, a sports writer, and more recently a sports commentator for ESPN. In 2004, she was inducted into the Billiard Congress of America's Hall of Fame. She has been nicknamed "the Leading Lady of Billiards" and "the Striking Viking".

The U.S. Open Pool Championship, formerly the U.S. Open Nine-ball Championship, is an annual professional men's nine-ball pool tournament that began in its current form in 1976. The U.S. Open is one of the most sought-after titles in nine-ball and in pool generally. Traditionally, winners of the U.S. Open are given a green blazer and are awarded free entry fees to all future U.S. Open tournaments.