Vincenzo Peruggia
Vincenzo Peruggia (8 October 1881 – 8 October 1925) was an Italian decorator best known for stealing the Mona Lisa from the Louvre, a museum in Paris where he had briefly worked as glazier, on 21 August 1911.
From Wikipedia
Vincenzo Peruggia (8 October 1881 – 8 October 1925) was an Italian decorator best known for stealing the Mona Lisa from the Louvre, a museum in Paris where he had briefly worked as glazier, on 21 August 1911.