The American won his third successive Stella Artois title with a tight 7-6, 7-6 victory over Croatian Ivo Karlovi.
Australia's world number two Lleyton Hewitt has pulled out of the French Open after fracturing a rib in a fall this month
The world number two remains hopeful he will play at the French Open despite fracturing a rib in a fall this month.\n
The former world number one beat Austrian Juergen Melzer for his first tournament victory in eight months.
The Australian hasn't yet recovered from the toe injury.
Novak Djokovic is capable of extending his record for holding the men's World No. 1 ranking for most weeks to 400, said Russia's Daniil Medvedev who will climb up to a career-best ranking of second on Monday.
Defending champion Thomas Johansson of Sweden is injured and won't be defending his title at the Australian Open.
Andre Agassi says his toe injury will not stop him from playing in the Nasdaq-100 Open, a tournament he has won a record six times.
Australia's Hewitt earned the accolade for the second year running, while American Williams was honoured for the first time.
World number one Roger Federer produced another dominant display to crush number two Lleyton Hewitt 6-2, 6-4, 6-4.
The Belgian capped a remarkable comeback to the top level of the game following wrist surgery, beating the world No.1 in the final of the Pacific Life Open.
While Wimbledon champion Maria Sharapova was buried 6-0, 6-0 by Lindsay Davenport in the semi-finals.
Karol Kucera of Slovakia accused line judges of helping 15th seed Lleyton Hewitt during their second round centre court match.
The world number two is doubtful for the the Australian Open starting next week.
The former world No.1 Aussie will face twice runner-up Marat Safin in the Australian Open final.
"I'm extremely happy with my early Christmas present," said 20-year-old Belgian Clijsters.\n\n
List of Wimbledon men's singles champions since 1922.
The top-seeded Australian meets qualifier Ivo Minar, who beat fellow Czech Radek Stepanek 6-1, 6-2 to reach his first ATP final.