Harry Spencer Davis (born 24 September 1991) is an English professional footballer who plays as a centre back for National League club AFC Fylde.

[2] After progressing through the club's academy, he made his first-team debut for Crewe Alexandra on 8 May 2010, in a 1–0 defeat to Bradford City on the final day of the 2009–10 season.

[10] He began to feature regularly under manager Dario Gradi and scored his first goal for the club in a 3–1 defeat to Southend United on 8 October 2011.

[20] On 31 January 2017, Davis signed on loan with Scottish Championship side St Mirren until the end of the 2016–17 season,[21] and scored on his debut in a 2–2 draw at Dumbarton.

[22] Davis suffered a knee injury in St Mirren's 3–2 win over Dundee United in the Scottish Championship on 15 March 2017, after scoring his third goal for the club, and was set to return to Crewe for treatment.

[24][25] Davis helped St Mirren win the 2017–18 Scottish Championship, but decided to leave at the end of the season for family reasons.

[26] Davis signed an initial one-year deal with EFL League Two side Grimsby Town on a free transfer on 7 June 2018.