Corey Domachowski (born 11 September 1996) is a Welsh professional rugby union player who plays as a prop for United Rugby Championship club Cardiff and the Wales national team.

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Domachowski made his debut for Cardiff in 2017 having previously played for the academy team. The Church Village-born loosehead prop represented Wales at under-20 level, and featured for Cardiff Rugby as a replacement in Challenge Cup quarter final defeat to Gloucester in 2017.^[1]

On 1 May 2023, Warren Gatland selected him in Wales' 54 player training squad for the Rugby World Cup 2023.^[2]

Domachowski made his debut on 5 August 2023, starting for Wales in the first test of their 2023 Rugby World Cup warm-up matches, in a win against England^[3]

Domachowski's great-grandfather, Stefan, escaped from the Auschwitz concentration camp and eventually moved to Wales, settling in Pencoed and working as a miner.^[4]