Ronda Rousey is now officially Momma Rousey ... the former WWE superstar just announced her baby daughter is finally here!!!
Rousey revealed the birth on her Instagram page late Monday evening ... saying in the caption, "La’akea Makalapuaokalanipu014d Browneu2764ufe0f."
The two pics Rousey shared to bring the good news to her fans were adorable, with one featuring the baby's hand over Ronda's heart and the other showing the baby's hand on the chest of her hubby, Travis Browne.
The child is Browne and Rousey's first .