Her death was confirmed by Cathy Roberts of the Northside Wizards in the Queensland Basketball League, where Ms. Dydek was the coach.
Ms. Dydek, who was pregnant with her third child, suffered the heart attack on May 19 and collapsed at her home in Brisbane. Roberts said that Ms. Dydek was at an early stage in her pregnancy and that the child had also died.
Ms. Dydek, a native of Poland, was the No. 1 pick in the 1998 WNBA draft by the Utah Starzz. She also played for San Antonio, Connecticut, and Los Angeles.
She held the record for most blocks in a WNBA career, with 877 in 323 games. She leaves her husband, David, and two sons, David, 3, and Alex, seven months.
