Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Younes El Aynaoui was the defending champion but lost in the semifinals to Stefan Koubek. Koubek won in the final 6 4, 6 4 against Jan-Michael Gambill. The 2003 Qatar Open, known as the 2003 Qatar ExxonMobil Open, for sponsorship reasons, was a tennis tournament played on outdoor hard courts at the Khalifa International Tennis Complex in Doha in Qatar and was part of the International Series of the 2003 ATP Tour. The tournament ran from December 30, 2002 through January 5, 2003.