Roger Tom Abiut (born 1972) is a Vanuatuan politician.
Abiut is a member of the Vanuatu Labour Party.
After becoming the Speaker of Parliament in December 2003, he became acting president on March 24, 2004, when the five-year term of President John Bani expired.
He served in that position until April 12, when a new president, Alfred Maseng was elected by the parliament and the presidents of the regional councils.
The Vanuatu Labor Party no longer has any representatives in Parliament.