Born on the 24th of January, 1989 in the Republic of Korea, Ki Sung Yueng is a 35-year old central midfielder currently playing for Seoul. Standing 6ft 1in tall (1.86m), and weighing an athletic 11st 11lb (75kg), he began his professional career at Seoul in the K League 1 in January 2006.
Ki Sung Yueng's inaugural season in 2007 saw him playing 22 league matches with the first team. This was followed by 27 appearances in the 2008 season and 31 in 2009, with a goal tally of four in each season. As of the ongoing 2024 season, Ki has made 16 first team appearances and netted two goals.
In January 2010, he transferred to Scottish Premiership side Celtic for a fee of approximately £2.1m. His first season (2009-2010) with Celtic, he made ten league appearances. Over the course of the 2010-2011 season, Ki played 26 times for Celtic and scored three goals. The following season (2011-2012), he made 30 league appearances, upping his goal output for the Scottish side to six.
Ki had a notable stint at Celtic lasting two full seasons, making significant strides as a player. He had a rather good spell and was an important addition to the Celtic squad. His final season at Celtic concluded in August 2012 when he transferred to Swansea City in England for a reported fee of £5.5m.
At Swansea, Ki made 29 first team appearances in league matches in the 2012-2013 season. He was loaned out to Sunderland for the 2013-2014 season where he made 27 appearances and netted three goals. Post his loan spell, he put forth impressive performances upon returning to Swansea, with highlight seasons being 2014-2015 with 33 appearances and eight goals, and 2015-2016 with 28 appearances and two goals. His tenure at Swansea ended in July 2018 and he transferred to Newcastle United in the Premier League.
At Newcastle United, he made only 21 league appearances over two seasons before moving on to Mallorca in Spain's LaLiga in February 2020. After a brief spell at Mallorca, making just one appearance, Ki transferred back to his starting club, Seoul, in July 2020. His recent spell at Seoul has seen him make 16 first team appearances and score two goals in the ongoing 2024 season.
