Esteban Bartolomé Abdala (born 2 September 1964) is an Argentine economist and politician.

He currently serves as a National Senator for San Luis Province, and since 13 December 2023 he has been Provisional President of the Senate.

An economist by profession, Abdala served as Minister of Tourism of San Luis under Governor Alberto Rodríguez Saá from 2008 to 2009.

In 2013, he was elected to a four-year term as a member of the San Luis Chamber of Deputies as part of Federal Commitment, Rodríguez Saá's ruling coalition.

He later joined the Republican Proposal (PRO) party and currently leads its San Luis chapter.