| Julia Niewiadomska | |
| Nationality: | Polish |
| Birth Date: | 11 February 2002 |
| Birth Place: | Warsaw, Poland |
| Height: | 1.70 m |
| Position: | Left back |
| Currentclub: | SV Union Halle-Neustadt |
| Clubnumber: | 99 |
| Years1: | 2019-2021 |
| Clubs1: | HSG Bensheim/Auerbach |
| Years2: | 2021- |
| Clubs2: | SV Union Halle-Neustadt |
| Nationalyears1: | 2021– |
| Nationalteam1: | Poland |
| Nationalcaps1: | 4 |
| Nationalgoals1: | 0 |
Julia Niewiadomska (born 11 February 2002) is a Polish handballer for SV Union Halle-Neustadt and the Polish national team.[1]
She participated at the 2021 World Women's Handball Championship in Spain, placing 15th.[2] [3]