Kobe, 40, shared the happy news with his 9.8 million followers. "We are beyond excited that our baby girl “Koko” has arrived!! #bryantbunch #4princesses #blessed," he captioned a photo of her name and birthdate.
Capri joins siblings Natalia Diamante, 16, Gianna Maria-Onore, 13, and Bianka Bella, 2.
The retired basketball legend revealed the pair were expecting on New Year's day in 2019.
"NEW YEAR, NEW BABY! BABY MAMBA ON THE WAY 2019. Vanessa and I are beyond excited to announce that we are expecting another #mambacita to go along with Natalia, Gianna, and Bianka," he wrote on social media.
Kobe and Vanessa have been married since April 18, 2001.
Vanessa filed for divorce from the NBA star in 2011 after they hit a rough patch, but they reconciled shortly after.
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