“Ryker Alexander Grant decided he loves fireworks and wants them on his birthday every year! Born at 3:15 am July 4th, 6lbs 15oz! #USAbaby#mommaonamission,” Vollmer, 29, captioned the gallery.
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Vollmer announced her pregnancy on Instagram in January, captioning a photo of the family’s swimsuits next to a diaper, “So excited to announce that we are welcoming a new little splasher to the family!”
Since giving birth to Arlen, the new mom of two clinched three medals at the 2016 Summer Olympics in Rio de Janeiro: one bronze, one silver and one gold. Previously, she nabbed three gold medals at the 2012 games in London.
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In April — while six months pregnant! — Vollmer competed in the 50 free race during the Arena Pro Swim Series meet, telling Swimming World magazine her racing suit felt “fine” and “kind of holds everything in.Read more at PeopleTVwatch