Mehmet Seyfettin Sedef (born 5 August 1987 in Kilis

Kilis

Kilis is a city in south-central Turkey on the border with Syria and capital of Kilis Province.- History and Population :Kilis was part of the vilayet of Aleppo of the Ottoman Empire until the First World War when it was given to Turkey and had a mixed population of Circassians, Turkomans and Arabs...

) is a Turkish

Turkish people

Turkish people, also known as the "Turks" , are an ethnic group primarily living in Turkey and in the former lands of the Ottoman Empire where Turkish minorities had been established in Bulgaria, Cyprus, Bosnia and Herzegovina, Georgia, Greece, Kosovo, Macedonia, and Romania...

 footballer playing for Gençlerbirliği

Gençlerbirligi

Gençlerbirliği Spor Kulübü is a professional Turkish football club located in the city of Ankara, which is the capital of Turkey. Formed in 1923, Gençlerbirliği are nicknamed Ankara Rüzgârı . The club colours are black and red. They play their home matches at Ankara 19 Mayıs Stadium.Domestically,...

. He plays as left winger or midfielder. He was signed to the team from Beşiktaş youth team. He made his debut on 28 May 2005 against Akçaabat Sebatspor

Akçaabat Sebatspor

Akçaabat Sebatspor, also known as A. Sebatspor is a Turkish football club located in the Akçaabat district of Trabzon, Turkey. They play their home games in the Akçaabat Fatih Stadyumu. The club was founded in 1923.-History:...

 in the last match of 2004-2005 season. He was loaned to Altay S.K. to the end of 2008-2009 season and Çaykur Rizespor

Çaykur Rizespor

Çaykur Rizespor is a Turkish sports club based in Rize. Çaykur Rizespor is currently playing in the TFF First League. The club was founded in 1953 in green-yellow colours and had professionalship status in 1968 as Rizespor and changed its colours to blue-green...

for the 2009–10 season.