Update: The couple have chosen the name Fiona Hepler Lowe for their daughter, Lowe announced Tuesday.
Hepler was Lowe’s late mother’s maiden name and is his brother Rob‘s middle name.
Originally posted Nov. 17: It’s a girl for Chad Lowe.
“It’s a girl!!! And she’s as beautiful as her mommy and [3½-year-old] big sister Mabel,” Lowe, 44, writes. “We are blessed!”
The couple, who married in August 2010, announced the pregnancy in June.
“I’m trying to bank some sleeping hours, which is a little tough,” Lowe joked to PEOPLE last Saturday, sharing that his wife was due to deliver this week.
– Sarah Michaud