Serena Williams was born on September 26, 1981 in Saginaw, Michigan. She is a tennis player and has played doubles tennis with her sister, Venus. Serena Williams is the youngest daughter in her family. Serena Williams has many siblings. She does have four sisters. Serena Williams and Venus Williams are sisters. However, they do have three half sisters. Their names are Lyndrea, Isha, and Yetunde. However, in 2003, her oldest sister, Yetunde Price, was murdered in Los Angeles, California.