The 2010 ARAG World Team Cup was a tennis tournament played on outdoor clay courts. It was the 32nd edition of the World Team Cup, and was part of the 250 series of the 2010 ATP World Tour. It took place at the Rochusclub in Düsseldorf, Germany, from 16 May through 22 May 2010.
Serbia were the defending champions, but they were eliminated in the round robin stage. Argentina defeated the United States in the final, to win the title for the fourth time.