Jason Davidson

On 19 June 2019, it was announced that Davidson would join K League 1 club Ulsan Hyundai.

On 13 July 2018, it was announced that Davidson would join A-League club Perth Glory on a one-year deal. In his first season for the club, the team finished first in the A-League and were crowned premiers of league.

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. He made his début for Rijeka in a 3–1 away win against Vrbovec in Round 1 of the Croatian Football Cup on 20 September 2017.

On 18 August 2016, Davidson was loaned out to Eredivisie side FC Groningen on a season-long deal. Davidson had an outstanding performance on his debut, 21 August 2016 against FC Twente in a thrilling game.

Davidson signed a three-year contract with Huddersfield Town on 26 June 2015. He made his début for the Terriers in a 2–0 defeat against Hull City at the KC Stadium on 8 August 2015. His first goal for the club came in their 5–0 win over Charlton Athletic on 12 January 2016.

He moved to West Bromwich Albion on 5 August 2014, after an impressive World Cup campaign. 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.

Davidson joined Heracles Almelo in January 2012. Davidson had an excellent senior debut starting for Heracles Almelo in the Eredivisie on 25 March 2012 at the Polman Stadium against FC Utrecht. Davidson played Center Back and Heracles Almelo beat FC Utrecht 3–1 at home.

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. He played in all of Australia's group matches against Chile, Holland and Spain at the 2014 FIFA World Cup in Brazil. Davidson was named as part of Australia's 2015 AFC Asian Cup squad, which went on to win the trophy. He scored his first international goal in the semi-final against the United Arab Emirates. He was Australia's first choice to play left-back in that squad.

Davidson suffered an ankle injury upon return from the 2010 AFC U-19 Championship and on 3 February 2011, was subsequently loaned to Liga de Honra outfit Sporting Covilhã for the remainder of the 2010–11 season for much needed game time after the long injury lay-off.

On 16 January 2010, Davidson made his senior debut for Paços de Ferreira in the Portuguese Liga, coming on as a substitute against F.C. Porto being the youngest player registered in the Portuguese Liga Sagres at 18 in 2009–2010 Season.

On 26 January 2009, he signed with Victorian Premier League club Hume City, becoming the youngest starting member in the VPL at the age of 17. After having spent three years in the Japanese football development system. He garnered attention from several A-League clubs after being called up the Australian U-20 squad on 17 March 2009. In June 2009 he left Hume City to pursue several overseas trials.

In September 2009 he signed with Portuguese club, Paços de Ferreira before being voted 2009 Victorian Premier League – Under 21 Player of the Year. Among serious interest from clubs such as European heavyweights VfB Stuttgart and Sporting CP, along with Turkish club Ankaragucu, Davidson also immediately received contract offers from A-League club, Newcastle Jets and another Turkey Super League club in Diyarbakirspor before signing for Paços .

Davidson was called up to Australia U-20 squad on 17 March 2009 to compete in the Under 20 World Cup held in Egypt in September 2009. He was also called into Australia's initial 50-man squad prior to the 2011 Asian Cup, he was cut however from the final squad.

Jason Alan Davidson (born 29 June 1991) is an Australian international association football player who plays as a defender for Ulsan Hyundai.