Róisín Ní Riain

Róisín Ní Ríain ( ; born 7 May 2005) is an Irish competitive Para swimmer in the S13 classification. She is a Paralympic silver medallist and has been both European champion and world champion.

Career She competed at the 2020 World Para Swimming European Open Championships and won a bronze medal in the 100 metre backstroke S13 event. She competed at the 2022 World Para Swimming Championships and won bronze medals in the 100m backstroke and 100m butterfly S13 events.

She was the youngest athlete for Ireland at the 2020 Summer Paralympics but she did not medal.

She was Ireland's only medalist in swimming at the 2024 Paralympics after winning two medals a silver in the 100m backstroke and a bronze in the 200m Individual medley and finished 4th in her two other events. She was Grand Marshal of Limerick's 2025 St Patrick's Day parade.