The identity of Joe Jonas and Sophie Turner's second child came to light during a contentious custody dispute.

The name of Joe Jonas and Sophie Turner's second child has been made public amid their difficult divorce, after being kept secret for almost a year. 

Page Six learned the identity from court documents detailing the custody fight between the former couple 

The Jonas Brothers member and the Game of Thrones star have a one-year-old daughter named Delphine, according to the custody documents. 

Jonas, age, and Turner, age 27, also have a three-year-old daughter named Willa. 

Despite this, the soon-to-be-former husband and wife were notoriously quiet about their marriage and family 

Refusing to do any family interviews or share photos of their children on social media after their 2019 wedding. 

The X-Men star made a public statement in July after unintentionally releasing a video of her daughter  

Willa to Instagram, saying, "Our children deserve the right to grow up out of the public eye, to learn and grow in private." 

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