The armed men robbed Kardashian at gunpoint at around 3 a.m. (0100 GMT), but no one was hurt, the source told Reuters.

The attack happened in a discreet luxury residence used by celebrities and wealthy individuals behind the French capital's Madeleine church.

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Kardashian has stayed there at least once before, in 2014, before her marriage to rapper Kanye West.

West was said to have abruptly ended a performance in New York after learning his wife had been attacked.