Tamils form 12% of the country's 22 million population, but have long been electorally sidelined, as most candidates belong to the majority Sinhala population and many Tamils say they have no hope of a better future from those candidates.

Officials are yet to release the final voting percentage. By 2 pm, more than 60 per cent of the 17 million eligible people had voted.

Mr. Wickremesinghe, 75, a six-time former prime minister, is a political survivor. His elevation to the presidency in 2022, after the overthrow of Gotabaya Rajapaksa, plucked him out of irrelevance and demonstrated his formidable bargaining powers.