Gustavo Adolfo López Davidson (1961 – 21 July 2022) was a Salvadoran politician and businessman who served as the leader of the Nationalist Republican Alliance (ARENA) from August 2019 to February 2020.

[2] López Davidson was the manager of Alquileres S.A. de C.V. (previously known as Centrum S.A. de C.V.) and the owner of Gun Mart, two companies which imports firearms into El Salvador.

As a member of the right-wing Nationalist Republican Alliance (ARENA), he ran for mayor of Soyapango in 2003.

[3] López Davidson sought to run as ARENA's candidate for president of El Salvador in the 2019 presidential election, but Carlos Calleja was ultimately selected as ARENA's candidate instead.

[7] On 9 August 2020, López Davidson was arrested by the National Civil Police (PNC) on charges of embezzlement, accused of having collected USD$2 million on old guns which he sold as "new" through Centrum S.A. de C.V.[7][8] López Davidson committed suicide by a self-inflicted gunshot wound at his business in San Salvador on 21 July 2022.