How many times has Venus and Serena played each other?

Serena Williams has won the Wimbledon Ladies' Singles Championship twice in 2002 and 2003 with both wins coming against sister, Venus. However, the Williams sisters have played each other in the Wimbledon Championship final 3 time previous to 2009 (2002, 2003, and 2008). Defending-champion Venus Williams has won the Wimbledon Ladies' Singles Championship 5 times (2000, 2001, 2005, 2007 and 2008). Together, they have won the Wimbledon Ladies' Doubles Championship 3 times (2000, 2002, and 2008).