Harith ibn Rab'i (Arabic: حارث بن ربيع) also known as Abu Qatada al-Ansari was one of the companions of Muhammad. He assisted the battles of Uhud and Hudaybiyyah.
He had a Mawla named "Abu Muhammad". Presumably, he had a son named "Qatada ibn al-Harith". His wife was Kabsha bint Kab ibn Malik
Harith ibn Rab'i narrated:
He also narrated a hadith from the Battle of Hunayn regarding those fighters who were fleeing, his contributions to the battle, and the rules pertaining to the divisions of war booty
He participated in the Battle of the Camel. He was an officer on Ali's side, and when entering Basra, he was riding a powerful bay. He wore a white turban, carried a sword and a bow, and led a contingent of 1000 horsemen.
He is a narrator of hadith, and he is quoted in several hadith collections, including Sahih Bukhari.