In this election, a number of provincial-level officials are seeking reelection, including incumbent governor Carmencita Reyes and incumbent congresswoman Regina O. Reyes.
Regina Ongsiako Reyes was the congresswoman from June 30, 2013 - February 1, 2016. Reyes was disqualified by the Supreme Court due to issues with her citizenship. Lord Allan Jay Q. Velasco was sworn on February 1, 2016, becoming the incumbent representative.
Philippine House of Representatives election at Marinduque
Incumbent Mayor Senen Livelo, Jr. is term limited and not running for any other political position. His brother, Municipal Administrator Augusto Leo Livelo, is the party's nominee.
Incumbent Mayor Victoria L. Lim is term limited and is running for governor. Her sister-in-law, Lisa J. Lao, is running for mayor in her stead, although they don't belong to the same political party.
Incumbent Mayor Gil Briones is term limited and running for councilor. Notably, Ang Mata'y Alagaan party-list representative Lorna Velasco, wife of Supreme Court Associate Justice Presbitero Velasco and mother of Lord Allan Jay Velasco, is running for mayor.