She won a gold medal with the United States at the 2012 Summer Olympics in the water polo competition.

At University of San Diego High School, Kelly Rulon was a four-time first-team all-league, all-city and All-California Interscholastic Federation selection, as well as Most Valuable Player of her team each year she played.

She led the Bruins to the NCAA title with a 33-0 record and was named a first-team All-American by the American Water Polo Coaches Association.

In the 9-8 championship victory over the University of Southern California, Rulon scored four goals and set up the game-winner by drawing an ejection foul with four seconds to play.

Another highlight was the five goals she scored twice – versus Santa Clara (Feb. 24) and UC San Diego (March 16).

In 2007, Rulon was named winner of the Peter J. Cutino Award, which is given to the college Player-of-the-Year in water polo.

After the 2005 collegiate season, Rulon played for the U.S. National Team that won a silver medal in the 2005 FINA World Championships in Canada.

During 2009 FINA World Championship in Rome, which saw US women team winning the gold medal, Kelly Rulon scored last two goals of the final match against Canada.