Benjamin Robert Walker (born 13 July 1999) is a field hockey player who plays as a forward for the Ireland men's national field hockey team.

[3] Walker currently competes in the Belgian Hockey League, where he represents Braxgata.

[1][4][5] In the Irish Hockey League, he formerly represented the Three Rock Rovers.

[7] Since his debut, Walker has been present at numerous international events and has medalled with the national team on four occasions.

He took home gold at the 2023 EuroHockey Championship II in Dublin, silver at the 2018–19 FIH Series Finals in Le Touquet and 2022 FIH Nations Cup in Potchefstroom, and bronze at the 2021 EuroHockey Championship II in Gniezno.