Danny Mullen is a professional footballer from SCO and is currently 32 years old. He is on the books of Dundalk and wears shirt number 21. His main role on the pitch is Forward. His stronger foot is Right. His estimated market valuation currently stands at 225K €.

His latest transfer saw him join Dundalk from Derry City via on 2026-01-02.

During the Ireland Premier Division 2026 campaign, Danny Mullen made 4 appearances, scoring 2 goals and adding 0 assists. He averaged 0.5 goals per match from 9 shots, with 6 on target.