Flug is a surname. Notable people with the surname include:
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Karnit Flug (born 1955), Polish-born Israeli economist and government official
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Noach Flug (1925–2011), Israeli economist and diplomat
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Vasily Flug
Vasily Yegorovich Flug (March 19, 1860 – December 3, 1955) was an Imperial Russian Army General of the Infantry. A career military officer, he served in the Boxer Rebellion, Russo-Japanese War, and World War I, before joining the White movemen ...
(1860–1955), Russian army general
{{surname, Flug