McArthur Lake, MacArthurs Lake, MacArthur's Lake, or variations, may refer to:

Australia

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Canada

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British Colombia

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  • Lake McArthur in Yoho National Park west of Lake Louise (Alberta)

Ontario

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Northwest Territories

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Quebec

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  • Lac McArthur (McArthur Lake), in the Outaouais region, near Denholm

United States

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