Local elections were held in Olongapo City on May 9, 2016, within the Philippine general election. The voters elected candidates for the elective local posts in the city: the mayor, vice mayor, and ten councilors.
Incumbent Mayor Rolen Paulino was running for reelection as Mayor under the Liberal Party, his running mate was Councilor Jong Cortez.
His opponent were former Mayor James L. Gordon Jr., set to make a political comeback after 3 years, and his running under the Bagumbayan-VNP and the incumbent Vice Mayor Rodel Cerezo, and Independent mayoral candidate Octavio Galvezo.
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