Amiria Juanita Mahanna Denelle Rule (née Marsh; born 17 May 1983) is a retired female rugby union player.

She was a member of the Black Ferns squad that won the 2002 and 2006 Rugby World Cup's and currently plays for Springston RFC.

Rule was the youngest Black Fern to make her international debut at the age of 17, on 23 September 2000 against Canada at Winnipeg.

In 2006, she was named the New Zealand Women’s Player of the Year and made the Black Ferns squad for the 2006 Rugby World Cup in Canada.

[9] She later made selection to the 2014 Rugby World Cup in France where the Black Ferns missed out on playing in the semifinals for the first time.