Harold Houlahan (14 February 1930 – 5 March 2018) was an English professional footballer who played as an inside left in the Football League for Oldham Athletic and Darlington, and in non-league football for Durham City and Spennymoor United. He was also on the books of Newcastle United without playing for them in the League. Houlahan died in Darlington on 5 March 2018, at the age of 88.