Mar Audishu V, (Ebed-Jesu V), Georges Khayyath (or Abdisho V, Giwargis Hayyat) (Arabic: مار جرجيس عبد يشوع الخامس خياط) (October 15, 1827 – November 6, 1899) was the patriarch of the Chaldean Catholic Church from 1894 to his death in 1899.

On 23 September 1860 he was ordained Bishop of Amadiyah, Iraq, by Patriarch Joseph Audo.

He was appointed Patriarch of the Chaldean Church on October 28, 1894, and served till his death on November 6, 1899.

He died and was buried at the church of Mary mother of sorrows in Baghdad, modern day Iraq.

He replaced Patriarch Eliya XIV [XIII] Abulyonan and was followed by Yousef VI Emmanuel II Thomas.