Crystal Kaua
Crystal Kaua (born ) is a New Zealand rugby union coach and former player. Playing career 
Kaua made the Black Ferns sevens and fifteens trial squads, and also played for the Aotearoa Sevens Māori side. She represented Auckland and Waikato in the Farah Palmer Cup. Coaching career 
In 2011, Kaua and two of her New Zealand Māori Sevens teammates and Black Ferns, Victoria Grant and Teresa Te Tamaki, helped the University of Waikato Rugby Club make a comeback. Kaua and her husband, Brent, led Hamilton Girls' High School to three consecutive Condor Sevens national titles, and also world youth titles in Hawaii and Japan up to the end of 2015. They then moved to Japan in 2018 and coached there for about four years. They coached the Mie Pearls sevens and fifteens teams in Yokkaichi. 2022 
Kaua was an assistant coach to Allan Bunting in Chiefs Manawa during their inaugural Super Rugby Aupiki season when they won their maiden title. She was also the Black Ferns Sevens performance analyst and skills coach in 2022. She was the technical advisor for the Bay of Plenty Volcanix in the 2022 Farah Palmer Cup. Kaua headed the Rawata team during the Black Ferns trial in July ahead of the delayed 2021 Rugby World Cup. In September, she was appointed as the new head coach of Chiefs Manawa for the 2023 season. References

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1980s births
Living people
New Zealand rugby union coaches
New Zealand female rugby union players
Rugby union locks