Erika de Lone (born October 14, 1972, in Boston, Massachusetts) is a retired American professional tennis player. She turned professional on June 9, 1992. She reached one WTA Tour singles final in her career, finishing runner-up to Åsa Svensson at the Wismilak International in 1999. In April 2000, she reached her career high singles rank of World No. 65.
De Lone won one WTA Tour doubles title in her career, winning the 2000 Heineken Trophy in 's-Hertogenbosch partnering Australian Nicole Pratt. She reached her career high doubles ranking of World No. 45 in December 2000. De Lone retired from professional tennis in 2003. Her sister Amy was a professional tennis player as well.