Jemima Kirke is now a mother of two!

The HBO Girls star, 27, welcomed her second child with husband Michael Mosberg, Us Weekly confirms.

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A source tells Us, "Jemima and Mike had the baby about a week ago. It's a boy named Memphis. The Girls crew and Lena [Dunham] are so happy for her!" (Kirke and attorney Mosberg are already parents to daughter Rafaella, 2.)

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Girls creator and Kirke's costar Lena Dunham hinted at the baby news on Nov. 21 by tweeting, "Yesterday was amazing. One of my friends had a baby, one got engaged and the doctor told me the bump on my tongue is nothing to worry about."

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In an interview with Vulture earlier this year, Kirke, who is also a painter, revealed she hopes to have a big family in the future. "I want lots of kids and I want a garden and I hope to stay married to my husband," she said. "I hope to be working in some way that fulfills me."