Daily London
The couple said their fourth child will be welcomed in July.
They revealed they are expecting a boy.
“We are all looking forward to welcoming him in late July,” a statement posted on Instagram read.
“During this exciting and hectic time, we are particularly grateful for the military doctors who take excellent care of our family and for the staff members who do so much to ensure that we can serve the country while enjoying a wonderful life with our children.”
The vice president and second lady already have three children – Ewan, 8, Vivek, 5, and Mirabel, 4.
The Vances wed in 2014 after meeting at Yale Law School.
The White House congratulated the couple on the official X account.
“The most pro-family administration in history!” the post read.
White House press secretary Karoline Leavitt is also expecting a baby in May.
It is unusual for presidents or vice presidents to have children while serving in office.
John F. Kennedy was the last president to have a child while in office.
His son Patrick was born in 1963 but died from complications two days later.
Cleveland was 49 when he married his wife Frances, 21, while he was president.
JD Vance will be the first vice president to have a baby while in office.
