One of the most interesting and talked about rivalry in the 21st century. They have faced off a mammoth 25 times with Serena beating her elder sister on 14 occasions. The sisters first faced off in the rounds of 64 at the Australian open in 1998 where Venus won 7-6, 6-1. Venus was victorious on the first 3 face offs. Since then Serena has gone on to dominate the women’s singles category becoming world number one . Venus Williams current WTA ranking is 16.