'The Wedding Crashers' star, 45, is already a father to his 3-year-old son Ford from a previous relationship, reported E!News.
Lindqvist is currently going through a divorce with her plastic surgeon husband but has no plans to pursue a relationship with Wilson.
"She is just happy that Owen is helping her out any way that he can. They have an amicable relationship and care about what's the best for their unborn child," a source said.