The fourth Nations Cup tournament was played at the University of Northern Colorado, USA during July and August 2013 following on from the Under-20s competition which took place at Trent College, Long Eaton, England in early July.

The tournaments included teams from the United States, South Africa, England and Canada.

This tournament was succeeded by the Women's Rugby Super Series.

1 bonus point awarded for scoring four or more tries and 1 bonus point for losing by less than 7 points.

Third place Final Third place Final