1. Agassi withdrew from the Australian Open because of the ankle injury, and his back injury and other pains forced him to withdraw from several other events, eventually skipping the entire clay-court season including the French Open.

3. After crashing out of the tournament in Amelia Island, to Virginie Razzano 4–6, 4–6, Molik took an extended break due to an inner ear infection, which caused her to miss the entire clay court season including the French Open.

5. Throughout the entire Clay court season, Nadal did not drop a single set on the red clay across 3 tournaments and 23 matches, which started in Monte Carlo, Barcelona, BNL d'Italia and was ended by Novak Djokovic in the Final of the French Open.

7. She retired from her second-round match at the Miami Open and was forced to miss nearly the entire clay court season due to a back injury, including the French Open.

9. Federer's ranking also improved to world No. 4. After his victory, he decided to take rest by skipping the entire clay court season including French Open which he initially planned to play but eventually decided to skip for the second consecutive year in order to prepare for the grass court season.

11. Due to concerns about his longevity, Federer decided that he would skip the entire clay-court season.