Kym Ruddell (born 19 July 1955) is an Australian former professional tennis player.

Ruddell was runner-up to Judy Tegart-Dalton at the 1975 Australian Hard Court Championships.

She was also a doubles finalist in two WTA Tour level tournaments during her career.

[1] In 1977, Ruddell partnered with Karen Krantzcke to win a doubles tournament in Tallahassee.

[2] After they won the final and were due to pick up their winner's cheques, Krantzcke decided to go for a jog and suffered a fatal heart attack around 200 metres from the courts.