AP Images
Hedge funder Chris O'Neill shows off his daughter's footprint on his arm
The couple had a baby girl in New York on Friday, February 21.
The grandparents of the baby, King Carl XVI Gustaf and Queen Silvia, are expected to announce a name for the child sometime this week, according to Page Six.
O'Neill, 39, is a partner and head of research at Noster Capital, a value investing hedge fund.
He married Princess Madeleine last summer in Stockholm. He did not accept a royal title.