Radja Amira Kouza (born 13 August 1989) is an Algerian breaststroke swimmer and triathlete.

She won silver at the 2007 All-Africa Games in 50m Breaststroke and bronze in the 4 × 100 m Medley relay.

In 2006, at the age of 17, she competed at the Nantes Natacion in Nantes, France where her recorded time in the breastroke events are still records for Algerian female competitors in French swimming events.

[5] In April 2008, Koura competed in the Telkom SA Senior National Championships at King's Park Aquatic Centre in Durban.

[6] In 2013, Kouza won a bronze medal in the 50m breastroke at the Islamic Solidarity Games in Palembang, Indonesia.