The post shows a family portrait, with Bolt sitting next to Kasi Bennett, their daughter Olympia Lightning and the newborn twins.
Bolt captioned the post, “Olympia Lightning Bolt ⚡️Saint Leo Bolt ⚡️Thunder Bolt ⚡️@kasi.b.”
According to CNN, the couple welcomed their first child, Olympia Lightning, last year, and following what seems to be a theme, the twin boys have been named Thunder and Saint Leo.
The post did not disclose when they were born.
Bolt will not be participating in this year’s Tokyo Olympic Games, and he told CNN Sport in March that he was looking forward to being a spectator of the games instead of competing.
“I’m definitely excited to be in the stands,” he said. “I’ve never got an opportunity to really watch Olympic Games, to either go [watch] swimming, the soccer or just to see all the events. So I’m excited to actually get the chance to really experience Olympics like a true fan.”
The 11-time world champion remains the fastest man in the world, having set a record of 9.58 seconds over the 100-meter sprint at the Berlin World Championships in 2009 and his 200-meter world record of 19.19 seconds.
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However, Bolt states that his most significant professional accolades are his eight Olympic gold medals.
“It’s always going to be the [Olympic] gold medals,” Bolt said. “I think that’s what really stamped my authority on the sport, you know what I mean; I showed my dominance throughout the years.