People magazine on Wednesday … though we’re not sure he meant to let the cat out of the bag.
"My son will be an American, but I remain French," he said during the opening night of the Champs-Elysées Film Festival. The 47-year-old is serving as honorary president of this year's fest.
It will be a first for both the "Unfaithful" star and his Oscar-winner fiancée, who is already mom to 5-year-old daughter Nahla with model ex-boyfriend Gabriel Aubry.
Though Berry, 46, has been dating Martinez since 2010, she was caught off guard by the fact she was expecting again.
"This has been the biggest surprise of my life to tell you the truth," she told CNN in April, just a few days after revealing her big news to the world. "I thought I was kind of past the point where this could be a reality for me. So it's been a big surprise and the most wonderful."
Check out photos of pregnant stars who are ready to pop!
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- Olivier Martinez
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