Wenger was All-American at Wilson Classical High School in Long Beach, California, and earned a scholar-athlete award all four years. In 2002 she played on the US National Team that won the Pan-American Championship. From 2003 to 2006 she attended USC, where in her senior year she led her Trojans team in steals and assists, becoming no. 8 all-time scorer with 127 career goals. Wenger is a member of the U.S National Team, helping Team USA win silver at the 2005 Water Polo World Championship. At USC, she majored in policy, planning and development.
At the 2008 China Summer Olympic games, she and the American team lost 8-9 in the championship game to the Netherlands and took home the silver medal.