| Danuta Wieczorek | |
| Fullname: | Danuta Wieczorek-Szwaj |
| Birth Date: | 27 April 1949 |
| Birth Place: | Pszczyna, Poland |
| Frenchopenresult: | 1R (1969) |
| Frenchopendoublesresult: | 1R (1969) |
| Frenchopenmixedresult: | 1R (1969) |
Danuta Wieczorek-Szwaj (born 27 April 1949) is a Polish former professional tennis player.
Born in Pszczyna, Wieczorek grew up in the south of Poland and was a Wimbledon junior semi-finalist.[1]
Wieczorek, an eight-time national singles champion, represented Poland in the 1968 Federation Cup competition, winning two singles rubbers. One of those wins came against Astrid Suurbeek in a World Group second round loss to the Netherlands. In 1969 she featured in the singles and doubles mains draw of the French Open.[2]