Stacy Lewis is an American professional golfer on the U.S.-based LPGA Tour. She has won two major championships: the Kraft Nabisco Championship in 2011 and the Women's British Open in 2013. She was ranked number one in the Women's World Golf Rankings for four weeks in 2013, and reclaimed the position in June 2014 with a victory at the ShopRite LPGA Classic for another 21 weeks.

The Ladies Professional Golf Association (LPGA) is an American organization for female golfers. The organization is headquartered at the LPGA International in Daytona Beach, Florida, and is best known for running the LPGA Tour, a series of weekly golf tournaments for elite women professional golfers from around the world.