World Number One Serena Williams of the United States will lock horns with Russian Maria Sharapova in the Women's Singles title clash of the French Open Tennis tournament in Paris today.In the semi-finals, while Serena had defeated Italy's Sara Errani, 6-0, 6-1, Sharapova beat Victoria Azarenka of Belarus, 6-1, 2-6, 6-4.In the Men's Singles, Spanairds Rafael Nadal and David Ferrer on Friday stormed into the finals, after registering superb victories. Nadal remained the King of Clay, seeing off World Number One Novak Djokovic of Serbia, 6-4, 3-6, 6-1, 6-7, 9-7 in the last-4 stage. In the other semi-final, Ferrer sailed past Frenchman Jo-Wilfried Tsonga, 6-1, 7-6, 6-2 to set up an all-Spanish final, slated to take place tomorrow.Meanwhile, America's top seeded Bryan brothers, Bob and Mike, will clash with the French pair of Michael Llodra and Nicolas Mahut for the Men's Doubles title trophy.The Women's Doubles final-two line-up was also drawn on Friday. For the title, the top seeded Italian duo of Sara Errani and Roberta Vinci will take on the Russian team of Elena Vesnina and Ekaterina Makarova.