Killester Basketball Club is an Irish basketball club based in Dublin. The club's senior men's and women's representative teams, Pyrobel Killester, both play in Ireland's top national leagues with their home stadium being IWA Sports Hall in Clontarf.
The club was established in 1967 by Michael Casey.
In 1973, Killester was an inaugural team in the Irish National League. Between 1975 and 1977, the team won three championships in a row. Between 2001 and 2014, they won five championships and three National Cup titles.
In 1978, Killester entered the inaugural season of the women's competition. The team won the competition's first two titles. Since 2000, the ladies have won two league titles and four National Cups, with the most recent being the 2025 League Title.
In the 2024–25 season, the Killester men won the National Cup for the first time since 2019. They went on to reach the 2024–25 Super League final, where they lost to UCC Demons.