The pair, who have been married for almost a decade, have requested privacy while they welcome the new members of their family.
Navratilova said: “We are over the moon, recognising the challenges and the rewards for everybody.” The Real Housewives Of Miami star Lemigova already has one son, who died more than 20 years ago, and two daughters, also from previous relationships.
Ex-tennis champion Navratilova, who previously underwent treatment for early-stage breast cancer in 2010, announced in 2023 that she was “cancer free” after being diagnosed with throat and breast cancers.
In December of that year, Lemigova, 52, told US publication Page Six the couple had adoption plans that “were on hold”, but added they would not be “closing the door on those plans”.