Benjamin 'Ben' Nelson (born 2 February 2000) is a field hockey player from Ireland.
Nelson has an older brother, Matthew, who also represents Ireland internationally in field hockey.
In the Irish Hockey League, Nelson represents Lisnagarvey Hockey Club.
Nelson made his senior international debut for Ireland in 2021. He earned his first senior cap at the EuroHockey Championship II in Gniezno, where he won a bronze medal.
Following his debut, Nelson did not return to the national squad in 2024. He competed throughout the 2024âÂÂ25 FIH Pro League season, finishing as Ireland's second highest scorer. He has most recently been named in the squad for the 2025 EuroHockey Championship II in Lousada.