Marina Alex (born August 2, 1990) is an American professional golfer. Raised in Wayne, New Jersey, Alex played interscholastic golf at Wayne Hills High School, where she won individual state titles in 2007 and 2008. Alex played college golf at Vanderbilt University. She won one tournament, the 2010 SEC Championship. She qualified for the 2009 U.S. Women's Open as an amateur but missed the cut. Alex has played on the LPGA Tour since 2014 and won her first event at the 2018 Cambia Portland Classic.