World Golf Results

Curtis thrilled the crowd in San Antonio on the final day as he evaded his two closest rivals, fellow Americans Matt Every and John Huh, to card a two-stroke victory. A birdie putt at the last hole was the crowning glory of Curtis' victory, which saw him lifting the trophy amid cheers from the home crowd.

Having started the tournament ranked 285th on the world rankings, Curtis expressed his excitement to journalists, recounting his struggle with the game in recent years. Sunday's victory reminded golf fans that Ben Curtis has many more victories in his bag, given the right conditions.

In Asia, the South African Branden Grace won the co-sanctioned China Open – his third victory this season at a European Tour event. Carding a three-under-par 69 during the final round, Grace continued his excellent form in his debut year to beat defending champion Nicolas Colsaerts who hails from Belgium.

The young South African, who made his European Tour debut this season at the age of 23, has repeatedly told journalists that he knew 2012 would be a successful year for him. With three victories under his belt before mid-year, the champion may have golf fans sharing his belief in good omens as he weathers the challenges of professional golf with apparent ease.

On the LPGA Tour, the Japanese golfer Ai Miyazato was victorious on Sunday at the LPGA Lotte Championship in Hawaii.

Lifting the trophy at her eighth LPGA career victory, the champion celebrated a four-stroke win over South Korea's Meena Lee who had shared the lead earlier in the final round. When misfortune struck Lee on the back nine, Miyazato kept her nerve to claim victory.