Background
In chess began playing at the age of 6 years, and the first coach was her father Wiesław Detko.
In chess began playing at the age of 6 years, and the first coach was her father Wiesław Detko.
The biggest success of her career occurred in 1989 in Poznań. In the same year, she finished 7th in the World Youth Chess Championship U-18 in San Juan. Later Joanna Detko did not repeated this success in zonal tournament in Brno (1989) and Polish Women"s Chess Championship (1990).