With the weather forecast encouraging it should be a busy day in SW19 with both women's semi-finals scheduled, and all of the men's quarter-finals.
Top seed Justine Henin continues her quest to win the only title to have eluded her so far, she faces Marion Bartoli.
Three-time champion Venus Williams faces Serbian teenager Ana Ivanovic in the other semi-final.
First up on Centre Court at 1100 BST, Rafael Nadal is back in action against Tomas Berdych and at the same time, Novak Djokovic and Marcos Baghdatis start on Court One.
Give your thoughts on the action throughout the day.