Alejandro Gertz Manero

Alejandro Gertz Manero (born 31 October 1939) is a Mexican lawyer and politician. He served as secretary of public security from 2000 to 2004 during the first part of Vicente Fox's government. In the 2009 mid-term election, he was elected to a plurinominal seat in the Chamber of Deputies. He later served as attorney general under Andrés Manuel López Obrador and Claudia Sheinbaum from 2019 until his resignation in November 2025.

On 7 January 2026, President Sheinbaum announced her intention for Gertz Manero to be appointed ambassador to the United Kingdom. He presented his letters of credence to King Charles III on 6 May 2026.

Controversies In 2021 he was admitted to the National Researchers System by a special committee, after having tried unsuccessfully for 11 years due to insufficient scientific output. Writer Guillermo Sheridan showed evidence of plagiarism in a biography of Guillermo Prieto published by Gertz Manero, which was also reported by a group of 77 researchers.

In 2022 he was accused of abusing his position as federal attorney general for a personal vendetta, illegally persecuting and jailing Alejandra Cuevas and Laura Morán for the death of his brother Federico Gertz in 2015. He was accused of influence trafficking and criminal association by the former Counsel to the President. He owns several real estate properties in Madrid, Ibiza, Paris, New York, and Los Angeles, and bought 122 luxury vehicles.

When he was secretary of public security in the government of president Vicente Fox, Gertz Manero was detained by DEA and ATF when he landed in New York in an official government plane, carrying a false passport and US$50,000 in cash. In 2022 the US government opened another investigation on him. Gertz Manero meets with U.S. Homeland Security Secretary Alejandro Mayorkas at FGR Headquarters in Mexico City in June 2021.