Harry Spencer Davis (born 24 September 1991) is an English professional footballer, who plays as a centre back for League Two club Grimsby Town. Davis has previously played for Crewe Alexandra and St Mirren. Early in his career, he was loaned by Crewe to Nantwich Town, Stafford Rangers and Curzon Ashton.
Davis was born in Burnley, Lancashire. After progressing through the club's academy, he made his first-team debut for Crewe Alexandra on 8 May 2010.