Marc and I are overwhelmed with gratitude and love as we celebrate the birth of our son, Aidan Clinton Mezvinsky. — Chelsea Clinton (@ChelseaClinton) June 18, 2016

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Chelsea Clinton gave birth to her second child with Jewish husband Marc Mezvinsky.She announced the birth of their son on Saturday in a post on Twitter. The post said: “Marc and I are overwhelmed with gratitude and love as we celebrate the birth of our son, Aidan Clinton Mezvinsky.”Chelsea Clinton is the daughter of US Democratic presidential candidate Hillary Clinton and former President Bill Clinton. The grandparents also issued a statement, which said: “We are all over the moon as Chelsea and Marc welcome Charlotte’s little brother to the world and grateful for our many blessings. Chelsea and Aidan are both doing well and enjoying this very special time together.”The couple’s older child, Charlotte Clinton Mezvinsky, was born in September 2014.Chelsea Clinton announced that she was pregnant in December in a Twitter post that showed a photo of Charlotte, reading a book titled “Big Sisters are the Best.”Mezvinsky is the banker son of two ex-Congress members. Clinton serves as the vice chairwoman of the Bill, Hillary & Chelsea Clinton Foundation.Clinton and Mezvinsky were married in late July 2010 under a traditional huppah, or wedding canopy, and recited the traditional sheva brachot, or seven wedding blessings. A rabbi and a Methodist minister officiated at the wedding. The couple signed a ketubah, or Jewish marriage contract.Ivanka Trump, the daughter of presumptive GOP presidential nominee Donald Trump, gave birth to a son in March. Ivanka Trump converted to Orthodox Judaism in 2009 in order to marry her husband, Jared Kushner, with whom she already has two children: Arabella, 4, and Joseph, 2.