Faruk Bayar (born October 11, 1981 in Eskişehir) is a Turkish retired footballer.
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 He played left back, left midfield and defensive midfield.
 Standing at 178 cm, he wore the number 26 jersey.
 He became professional in 1999–2000 season at Eskişehirspor.
Athanasios Kostoulas (; born 24 March 1976) is a former Greek football player.
 A determined tackler with timing to match, Kostoulas preferred to operate as a defensive midfield player but has played in every position across the back line.
Mariana Kovacevic is a Serbian traditional healer who has specialized in the use of horse placenta treatment to heal athletes.
 During the duration of the 2012 African Cup of Nations in Gabon and Equatorial Guinea she used the horse placenta treatment to heal Ghana's Asamoah Gyan, who had been injured and was supposed to be off football for four weeks.
 She is reported to have nursed him back to health in four hours.
 She was also reportedly enlisted by the Serbia during the world of 2010 in south Africa.
 Other footballers who are reported to have been treated by Mariana include Pablo Zabaleta, Vincent Kompany, Nigel de Jong and Robin Van Persie of Manchester United.
 There has been some doubt as to whether Mariana's therapies work.
 But more footballers are turning to her for help.
Evander Sno (born 9 April 1987 in Dordrecht) is a Dutch footballer who plays as a defensive midfielder for D.H.S.C..
 He has also featured for the Dutch under-21 and under-23 international teams.
 Sno typically plays in a defensive midfield role, but was utilised in nine different field positions during a period on loan to NAC Breda.
 In addition, Sno was used as a striker for the Netherlands under 21s to cover for a lack of strikers in the squad at the time.
František Štambachr or Štambacher, nicknamed ""Štambi"", (born 13 February 1953 in Čebín) is a former Czechoslovakian footballer, gold medalist with the Czechoslovakian Olympic Football Team at the 1980 Summer Olympics in Moscow.
 He was considered as an allrounder who could play in almost every position of the midfield (especially left wing and defensive midfield).
Shinji Ono (小野 伸二 , Ono Shinji , born 27 September 1979) is a Japanese footballer who plays as a midfielder for J1 League club Consadole Sapporo.
 Known as "Tensai" (天才, Japanese for "Genius"), Ono is one of the biggest stars in Asian football, known for his vision, technique and superb passing.
 Although his primary position is attacking midfielder, he can play anywhere in the midfield, including defensive midfield and either wing.
Ümit Aydın (born January 16, 1980) is a Turkish retired footballer who last played for Tepecikspor.
 Born in Istanbul, Turkey, he played defensive and center midfield.
 Standing at 183 cm.
 He played for Galatasaray, Adanaspor, Beşiktaş, Ankaraspor, Antalyaspor, Eskişehirspor, Kayserispor, Istanbulspor and now Bursaspor.
Nigel de Jong (] ; born 30 November 1984) is a Dutch professional footballer who plays as a defensive midfielder for Turkish club Galatasaray and the Netherlands national team.
 He joined the Ajax youth academy as a youngster and worked his way through the ranks to make the first team at age 17.
 Two years later, in 2004, he made his international debut.
 Additionally, in 2010 he won a World Cup runners-up medal.
Timothy John Payne (born 10 January 1994) is a New Zealand footballer who plays for Eastern Suburbs in the New Zealand Football Championship and internationally for New Zealand.
 Tim can play anywhere in midfield, usually in the attacking roles but often plays defensive midfield for the National team.
George W Petchey (born 24 June 1931 in Whitechapel, London) is an English former footballer who made 400 appearances in the Football League for West Ham United, Queens Park Rangers and Crystal Palace, playing at wing half (defensive midfield).
 He was well known for being a hard tackling, midfield general or enforcer, whilst also being one of the first of his generation to play an attractive, keep ball style of play at the same time.

Question: Mariana Kovacevic has treated which Dutch player who played defensive midfield for Galatasaray?
Answer: Nigel de Jong