Jason Alan Davidson (born 29 June 1991) is an Australian professional soccer player who plays as a left-back for Greek club Panserraikos.

On 26 January 2009, Davidson signed with Victorian Premier League club Hume City, becoming the youngest starting member in the VPL at the age of 17.

[5] In September 2009 Davidson signed with Portuguese club, Paços de Ferreira before being voted 2009 Victorian Premier League – Under 21 Player of the Year.

[6][7] On 16 January 2010, Davidson made his senior debut for Paços de Ferreira in the Primeira Liga, coming on as a substitute against Porto being the youngest player registered in the league at 18 in 2009–10 season.

[10] On 23 August 2014, Davidson made his debut in the Premier League for West Bromwich Albion, after being subbed on for Sébastien Pocognoli in the 60th minute against Southampton and the game finished in a nil all draw.

[13] After being released by Huddersfield Town with a year left on his contract, on 28 August 2017, Davidson joined Croatian club Rijeka on a three-year deal.

[3][4] Davidson made his first full international debut on 15 August 2012 against Scotland in Edinburgh, coming on as a substitution just after half time and scoring an own goal after trying to clear a header.