The stork carries doubles for the Federer household! Tennis star Roger Federer and his wife Mirka have welcomed their newest additions — twin sons to keep their twin daughters company! Sons Leo and Lenny were born on May 6th. Federer shared the happy news via Twitter, saying, “Mirka and I are so incredibly happy to share that Leo and Lenny were born this evening! #TwinsAgain #Miracle.” The boys join big sisters — and identical twins — Myla and Charlene (4.5).