Sakiusa Tubuna is a Fijian politician and member of the Parliament of Fiji.

[1] He worked as a civil servant for Fiji's Ministry of Agriculture before working as Sub-regional Coordinator for the Pacific for the International Fund for Agricultural Development.

[1] In April 2022 he was appointed to the board of the Fiji Crop and Livestock Council.

[2][3] He was selected as a PA candidate in the 2022 Fijian general election,[4] and was elected to Parliament, winning 2190 votes.

[5][6] On 24 December 2022 he was appointed Assistant Minister to the Prime Minister in the coalition government of Sitiveni Rabuka.