Mario S. Gulibert is a Palauan politician, a member of the House of Delegates since 1988, a former speaker of the House of Delegates of Palau from January 2001 to April 2004, and a former floor leader.
He earned his degree with emphasis on pre-law in 1974 at the College of Southern Idaho.
He was elected as a member of the Angaur Constitutional Convention where he served as a committee chairman.
From 1981 to 1988, he worked as chief of the division of public affairs until his 1988 election to House of Delegates of Palau for the State of Angaur.
[1] Delegate Gulibert served the greater part of his fourth term of office as speaker of the House of Delegates from January 2001 to April 2004.