Aytaç Yalman (born 29 July 1940, Istanbul) is a former Turkish general.
He was the Commander of the Turkish Army (2002 - 2004) and previously General Commander of the Gendarmerie of Turkey (2000 - 2002).
He was commissioned in an Artillery unit fielding M114 155 mm howitzers, and for the rest of his career below the rank of Colonel, he served in and commanded MGR-1 Honest John Ballistic Missile units.
He served as a Gun Position Officer as well as a Fire Direction Officer in a Surface-to-Surface Tactical Ballistic Missile Regiment in the 1970s.
He later commanded an Infantry Division.
He retired in 2004 due to the army's age limit.According to General Levent Ersöz, it was Yalman who informed Chief of the General Staff Hilmi Özkök of key military figures' membership of Ergenekon.
In 2012, Yalman talked about his role in preventing the "Sledgehammer" coup plan in 2003.In 2008 Yalman wrote the libretto for "Sehitler Oratoryosu" (Oratorio for the Martyred).