Alhambra Nievas González (born 9 August 1983) is a former Spain women's rugby union international and a current rugby union referee. Nievas refereed the women's final at the 2016 Summer Olympics. In 2016 she also served as an assistant referee at a men's international between Tonga and the United States. This saw her become the first woman to officiate in a men's rugby union international. In 2017 Nievas refereed a Rugby Europe Conference match between Finland and Norway. This saw her become the first woman to referee a men's rugby union international in Europe. In 2016 Nievas, along with Rasta Rasivhenge, was jointly named World Rugby Referee of the Year. She is the first woman to win the award. She was previously nominated for the award in 2015.
Nievas first began playing women's rugby union in 2002, aged 19, while attending the University of Málaga, where she was studying for a degree in telecommunications engineering. She subsequently played for the university's women's team for ten years and also served as club captain. She remains actively involved with the team, serving as a coordinator and trainer. In addition to playing for CDU Málaga, Nievas represented Andalucía at provincial level.[4][1][6][7][8]
Nievas first began refereeing in 2006, aged 26. While still an active player, she agreed to help out at a children's tournament. Then on weekends, when she did not have a match, she began regularly refereeing youth matches. Her talents were recognised by both the Federación Andaluza de Rugby and the Spanish Rugby Federation. In 2012, after being offered the chance to take charge of matches in senior men's competitions, Nievas chose to retire as a player and concentrate on refereeing. In 2012–13 she began refereeing in the División de Honor de Rugby and in 2014–15 she refereed the championship final. In 2014, after Paloma Loza and Itziar Díaz, she became the third woman to referee a Copa del Rey de Rugby final. She also refereed the 2017 final.[4][5][6][8][10][11]