Ratu Banuve Lalabalavu Tabakaucoro (born 4 September 1992 in Suva) is a Fijian sprinter who specializes in the 100 and 200 metres.

Tabakaucoro attended Marist Brothers High School Sports Science Academy and graduated in 2013.

In the 2011 Coke Games, Tabakaucoro ran his personal best in the senior boys 100 and 200 metres finals on the 29 and 30 April; he also helped his school win the 4 x 100 metres relay.

In March 2015, Tabakaucoro competed in the Australian Athletics Championships in Brisbane where he finished 2nd in the 100m Final with a time of 10.26s breaking the national record of 10.34s set by Jone Delai back in 1995.

[5][6] In May 2023 he received the honour in welcoming the state president and prime minister on the island of Bau with the ceremonial offering of kava on the occasion of the reconstitution of the Great Council of Chiefs.