The women's 100m breaststroke events at the 2020 World Para Swimming European Open Championships were held at the Penteada Olympic Pools Complex.
| Rank | Name | Nationality | Time | Notes |
|---|---|---|---|---|
 | Fanni Illes |  Hungary | 1:49.02 | |
 | Giulia Ghiretti |  Italy | 1:51.34 | |
 | Monica Boggioni | Italy | 1:56.39 | |
| 4 | Natallia Shavel |  Belarus | 2:04.25 |
| Rank | Name | Nationality | Time | Notes |
|---|---|---|---|---|
| Sarai Gascon |  Spain | 1:20.63 | |
| Bianka Pap | Hungary | 1:21.65 | |
| Renata Pinto |  Portugal | 1:25.02 | |
| 4 | Nina Ryabova |  Russia | 1:25.28 | |
| 5 | Zuzanna Boruszewska |  Poland | 1:26.45 | |
| 6 | Zsofia Konkoly | Hungary | 1:27.69 | |
| 7 | Reka Tar | Hungary | 1:32.44 | |
| — | Tatyana Lebrun |  Belgium | DNS |
| Rank | Name | Nationality | Time | Notes |
|---|---|---|---|---|
| Elena Krawzow |  Germany | 1:14.12 | |
| Anastasiya Zudzilava | Belarus | 1:17.98 | |
| Marlene Endrolath | Germany | 1:20.84 | |
| 4 | Roisin Ni Riain |  Ireland | 1:22.37 | |
| 5 | Evangelia Chrysoula Chioti |  Greece | 1:23.85 | |
| 6 | Abby Kane |  Great Britain | 1:25.19 |
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The men's 100m breaststroke events held at the 2020 World Para Swimming European Championships were held at the Penteada Olympic Pools Complex.
The men's 50m breaststroke events at the 2020 World Para Swimming European Championships were held at the Penteada Olympic Pools Complex.
