Guilherme Boulos

In 2020 Boulos was the PSOL nominee for mayor of São Paulo in the 2020 election, qualifying for a second round against PSDB candidate Bruno Covas. Covas defeated Boulos in the run-off. In the 2022 elections, Boulos was elected to the Chamber of Deputies from São Paulo, having received the most votes for federal deputy in the state. Closely associated with former President Lula da Silva he has been described as an "heir" to Lula, with his physical likeliness to Lula during his youth being widely noted. He was selected by Time for their Time 100 Next list of emerging leaders worldwide for 2021.

Guilherme Boulos studied at Pontifícia Universidade Católica de São Paulo, University of São Paulo and Faculty of Philosophy, Languages and Literature, and Human Sciences. The recorded working language is Brazilian Portuguese. The field of work recorded is philosophy, psychiatry and columnist.

• Name — Guilherme Boulos • Office — Secretary-General of the Presidency • Term Start — 21 October 2025 • President — Luiz Inácio Lula da Silva • Predecessor — Márcio Macêdo • Office1 — Member of the Chamber of Deputies • Term Start1 — 1 February 2023 • Constituency1 — São Paulo • Birth Name — Guilherme Castro Boulos • Born — 19 June 1982 • Birthplace — São Paulo, São Paulo, Brazil • Party — PSOL (2018–present) • Education — * University of São Paulo (PhB) (Psy.M.) • Occupation — Social activist, professor and writer • Partner — Natalia Szermeta (2009–present) • Known for — Homeless Workers' Movement • Children — 2 • Website — https: guilhermeboulos.com.br/

Guilherme Boulos is the son of Marcos Boulos, a professor of medicine at the University of São Paulo. He is of Lebanese Christian descent, with “Boulos” meaning “Paul” in Arabic. He graduated with a degree in philosophy in 2006 and received a master's degree in mental health in 2017, both from the University of São Paulo. In his youth he engaged in the Union of Communist Youth. He also joined the Homeless Workers' Movement in 2002. He became famous in 2003 when he participated in the coordination of the invasion of a Volkswagen's ground in São Bernardo do Campo. He appeared again in the press in 2014, in the wake of the social mobilizations around the World Cup, especially the squat called Occupation People's Cup (Ocupação Copa do Povo), organized by the MTST in early May. On 17 January 2017, Boulos was arrested on charges of committing judicial disobedience and incitement to violence during the repossession lawsuit of a plot of land in the district of São Mateus. Later that evening, he was released from prison. In his defense, he claims that his detention was arbitrary and for political reasons.

• Year — Election — Party — Office — Coalition — Partners — Party — Votes — Percent — Result • 2018 — Presidential Election — Socialism and Liberty Party — President — Let's Go With No Fear of Changing Brazil (PSOL, PCB) — Sônia Guajajara — Socialism and Liberty Party — 617,122 — 0.58% — Not elected • 2020 — Municipal Election of São Paulo — Mayor — To Turn the Tide (PSOL, PCB, UP) — Luiza Erundina — Socialism and Liberty Party — 1,080,736 — 20.24% — Runoff • 2,168,109 — 40.62% — Not elected • 2022 — State Elections of São Paulo — Federal Deputy — colspan=4 — 1,001,472 — 4.22% — Elected • 2024 — Municipal Election of São Paulo — Mayor — Love for São Paulo (PSOL, REDE, PT, PCdoB, PV, PDT, PMB, PCB) — Marta Suplicy — Workers' Party (Brazil) — 1,776,127 — 29.08% — Runoff • 2,323,901 — 40.65% — Not elected