Donnacha Sammon is a professional footballer from IRL and is currently 20 years old. He is on the books of Galway United and wears shirt number 31. His main role on the pitch is Forward. His stronger foot is Right.

His latest transfer saw him join Galway United from Galway United U19 via on 2025-07-11.

During the Ireland Premier Division 2025 campaign, Donnacha Sammon made 2 appearances, scoring 0 goals and adding 0 assists. He averaged 0 goals per match from 0 shots, with 0 on target.