Daniel Mullen (born 1 March 1995) is a Scottish professional footballer who plays as a striker for League of Ireland Premier Division club Derry City.
[2] After progressing through the youth ranks at Livingston, Mullen made his debut for the first-team on 18 August 2012 against Airdrie United as a second-half substitute at the age of 17.
[11] In the opening game of the season, Mullen suffered a serious ankle injury which required surgery and was expected to keep him out for around 3 months.
[13] Mullen found his shooting boots after returning, scoring in three consecutive games to help turn the club's form.
[20] On 6 July 2023, Mullen signed for League of Ireland Premier Division side Derry City.