Alda Magyari (born 19 October 2000) is a Hungarian water polo goalkeeper. At the 2020 Summer Olympics she competed for the Hungary women's national water polo team in the women's tournament. She participated at the 2016 World Women's Youth Water Polo Championships, 2018 World Women's Youth Water Polo Championships, 2019 Water Polo World League, 2019 World Women's Junior Waterpolo Championships, 2019 World Aquatics Championships, 2020 Women's Water Polo World League.