Lieutenant colonel Nandasena Gotabaya Rajapaksa is a Sri Lankan former politician and retired military officer who served as the eighth President of Sri Lanka from 18 November 2019 until his resignation on 14 July 2022. Before his presidency, he served as Secretary to the Ministry of Defence and Urban Development from 2005 to 2015 during the regime of his brother, president Mahinda Rajapaksa, playing a central role in the final phase of the Sri Lankan Civil War.
Born to a political family from the Southern Province, Rajapaksa was educated at Ananda College, Colombo and joined the Ceylon Army in April 1971. Following basic training at the Army Training Centre, Diyatalawa, he was commissioned as signals officer and later transferred to several infantry regiments.