Hollywood is chock-full of well-known celebrity families, like the Barrymores and the Clooneys. After all, it makes perfect sense that celebs who share a last name -- and also share a talent -- are often thought of as family. But despite a common surname and similar careers, not all stars who share the same moniker actually share the same gene pool. In fact, here are 10 pairs of celebrities who have the same last name but aren't related!

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