Hildur Antonsdóttir

Hildur started her career with Valur but left the team midway through the 2016 season and joined Breiðablik. In May 2018, she was loaned to HK/Víkingur but two months later she was recalled and finished the season with Breiðablik. In June 2020, Hildur tore her anterior cruciate ligament, resulting in her missing the rest of the season. In 2022 she moves to Fortuna Sittard in the Netherlands, a new team in the Dutch Eredivisie Vrouwen. She signed a contract for two seasons. On 8 July 2026, Hildur signed for Newcastle United Women.

Hildur has been capped for the Iceland national team. She received her first international call up in 2020, after Alexandra Jóhannsdóttir had to be withdrawn from the squad due to an injury. On 13 June 2025, Hildur was called up to the Iceland squad for the UEFA Women's Euro 2025.

Hildur is the daughter of Ragnheiður Víkingsdóttir who played football with Valur and the Icelandic national football team. Her sister, Heiða Dröfn Antonsdóttir, played 92 games in the Úrvalsdeild from 2009 to 2016.