The prime minister of Tuvalu is the country's head of government. According to Tuvalu's constitution, the prime minister must always be a member of the parliament and is elected by parliament in a secret ballot. Because there are no political parties in Tuvalu, any member of parliament can be nominated for the role.

Tuvalu, formerly known as the Ellice Islands, is an island country in the Polynesian subregion of Oceania in the Pacific Ocean, about midway between Hawaii and Australia. It lies east-northeast of the Santa Cruz Islands, northeast of Vanuatu, southeast of Nauru, south of Kiribati, west of Tokelau, northwest of Samoa and Wallis and Futuna, and north of Fiji.