'Hunger Games' Star Sam Claflin Is a Dad!

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Hunger Games star Sam Claflin is taking on a big new role: dad!

Claflin and his wife, actress Laura Haddock, welcomed their first child in December, a rep for the actor confirms to ET. All other details, including the baby's sex and name, are being kept mum.

WATCH: Bump Watch! See Who's Expecting This Year 

The couple, who will celebrate their third wedding anniversary in July, never officially confirmed the pregnancy, but Haddock's baby bump was on full display at the London premiere of The Hunger Games: Mockingjay - Part 2 in November 2015.

Claflin and Haddock looked adorably over the moon on the red carpet, with the former sweetly touching his wife's belly and grinning from ear to ear.

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Congrats will soon be in order for several other celebrity couples -- find out which stars are expecting little bundles of joy in 2016 via the player below.