The Furious 7 star's 13-year-old daughter Karma, from a previous relationship, and actress Lesley Ann Brand were also in attendance at the Atlanta, Georgia party, which featured a Secret Garden theme.
Photos posted online show the venue decorated with hanging birdcages and bouquets of flowers, while friends and family snacked on pink and white iced doughnuts and a birdcage-shaped cake.
The happy couple, which wed over Christmas (14), confirmed the baby news last month (Mar15), when the mum-to-be shared a photo of her man kissing her growing belly on Instagram while on vacation.
Ludacris is also dad to a baby girl named Cai Bella, who was conceived with ex-lover Tamika Fuller during a break from his relationship with Eudoxie. He won full custody of the tot in January (15).