| Honorific-Prefix: | The Honourable |
| Isaia Vaipuna Taape | |
| Honorific-Suffix: | MP |
| Office1: | Minister for Health, Social Welfare and Gender Affairs |
| Term Start1: | 20 September 2019 |
| Term End1: | 27 February 2024 |
| Primeminister1: | Kausea Natano |
| Predecessor1: | Satini Manuella |
| Successor1: | Tuafafa Latasi |
| Office2: | Member of Parliament |
| Term Start2: | 19 July 2017 |
| Term End2: | 26 January 2024 |
| Predecessor2: | Apisai Ielemia |
| Constituency2: | Vaitupu |
| Party: | Independent |
Isaia Vaipuna Taape is a Tuvaluan politician. He entered parliament by winning a by-election on 19 July 2017 to represent Vaitupu. The by-election was triggered by incumbent MP Apisai Ielemia's dismissal from the seat by court order.[1] He joined the benches of the parliamentary majority of prime minister Enele Sopoaga.[1]
He was reelected in the 2019 Tuvaluan general election.[2] He was appointed the Minister for Health, Social Welfare & Gender Affairs in the Natano Ministry.
He was unseated in the 2024 Tuvaluan general election.[3] [4]