Everything we know about the killing of Saif al-Islam Gaddafi, once tipped to be Libya's next leader

Saif al-Islam Gaddafi, the son of Libya's former ruler Muammar Gaddafi, was once viewed as the heir apparent to one of the Arab world's longest-running regimes.

His killing in western Libya has reopened old wounds and revived questions about power, accountability, and unfinished justice in the country more than a decade after the 2011 uprising.

Saif al-Islam was killed on Tuesday at his home in the town of Zintan, south west of Tripoli. His political office said he died after four armed men had stormed the house, disabled surveillance cameras and opened fire, describing the incident as a premeditated assassination.

Libya's Office of the Attorney General later confirmed that forensic examinations showed he had died from gunshot wounds. It said an investigation was underway to identify suspects and bring a criminal case.

Who killed him

No group has claimed responsibility, and no arrests have been announced.

Armed groups in and around Zintan have denied involvement, including the Brigade 444 militia, which is affiliated with the defence ministry in Tripoli. It said it "had no field deployment in Zintan" and had received no orders to pursue him.

Local sources said security units previously linked to his protection sealed off the area after the killing, but it remains unclear who was responsible for guarding him or how the attackers gained access.

Investigation launched

Libya's public prosecutor said on Wednesday that a formal investigation had been opened into the killing, with forensic teams dispatched to Zintan to identify suspects and question witnesses.

Mohamed al-Menfi, head of Libya’s Presidential Council, urged political actors and the media to avoid escalation, calling for restraint until the investigation is complete and warning that inflammatory rhetoric could undermine efforts toward national reconciliation and elections.

Moussa al-Kouni, the council's vice-president, also condemned the killing, writing on X: "No to political assassinations, no to violence, and no to imposing demands by force."

Authorities have not announced any arrests or released details on the suspects.

His 'final message'

Days before his death, a recording circulated online that was described by supporters as Saif al-Islam's "last message".

In the audio, he reportedly criticised Libya's post-2011 political order, accusing foreign envoys of exerting decisive control over the country and questioning what years of bloodshed and sacrifice had achieved.

He spoke of billions of dollars lost, thousands killed, and a Libya unable to act without the approval of foreign powers.

The New Arab could not independently verify the recording, which was shared widely on Arabic-language media outlets and fuelled speculation about the motive and timing of his assassination.

Why he mattered

Before the 2011 uprising, Saif al-Islam was widely seen as the modern face of his father's regime. Western-educated and fluent in English, he presented himself as a reformer, helped lead Libya's rapprochement with Western governments, and played a central role in negotiations over nuclear disarmament and compensation for victims of the Lockerbie bombing.

That image collapsed during the uprising, when he became one of the most forceful defenders of his father's rule, threatening protesters and warning of civil war.

He was later captured, held for years in Zintan, sentenced to death in absentia by a Tripoli court in 2015, and sought by the International Criminal Court (ICC) on charges of crimes against humanity, under an arrest warrant that remains in force.

Released under an amnesty law in 2017, he lived largely out of sight but returned to the political scene in 2021 when he registered to run for president.

His candidacy polarised Libya and became one of the factors that contributed to the collapse of the planned elections that year.

Libya remains politically divided, with power split between the UN-recognised Government of National Unity in Tripoli, led by Abdul Hamid Dbeibah, and the eastern-based Government of National Stability, backed by the House of Representatives and forces loyal to Khalifa Haftar.

The split has persisted since the collapse of elections in 2021, with UN-led mediation efforts stalled amid disagreements over power sharing, oil revenues, and electoral rules.

Within this deadlock, Saif al-Islam had positioned himself as a potential third option, seeking to present himself as an alternative to both the Tripoli and eastern authorities, drawing on tribal networks and nostalgia for the relative stability of the pre-2011 era.