SD Lagunak women's team represents SD Lagunak in women's football. It currently plays in Primera División, the country's top league. Founded in 1990, it was the first women's football team in Navarre. It has been more successful than its male counterpart, having played seven years in top flight and reached the national cup final three times as of 2011.
Their first success was reaching the 1998 Copa de la Reina's final after beating defending champion RCD Espanyol in semifinals. They lost 4-0 to Atlético Málaga, who also won the league that year. Two years later they again reached the final, but were beaten by Levante UD.