Here are 10 things you might not know about Ray Spalding. The BasicsRay Spalding was born on March 11, 1997 in Louisville, Kentucky. On Thursday, the Mavericks signed him to a four-year rookie deal.Draft-day dealInitially, the Mavericks had the 54th pick in the NBA draft. Then, they sent the 53rd pick to the Philadelphia 76ers in exchange for the 56th and 60th picks, the former of which was used on Spalding.