Roddick secures World Tour Finals place

American Andy Roddick [ Images ] has booked his place at the World Tour Finals with four weeks of the season remaining, the ATP said on Tuesday.

The world number seven will join Roger Federer [ Images ], Rafael Nadal [ Images ], Andy Murray [ Images ], Novak Djokovic [ Images ] and Juan Martin del Potro [ Images ] at the end-of season tournament to be held in London [ Images ] from Nov. 22-29.

"The reaction I received from fans after the Wimbledon [ Images ] final was something I will never forget," the 27-year-old Roddick told the ATP website.

"I've always had great support in London and I'm looking forward to being back there in November."

Roddick, who reached the semi-finals in 2003 and 2004, has qualified for the season-ending event seven years in a row.

Two places are still up for grabs with Russian Nikolay Davydenko [ Images ] and Spaniard Fernando Verdasco [ Images ] leading the chase.