Name change

Has anyone ever like agreed with their spouse on a name for the new baby an kept it let’s say for like almost the entire pregnancy and then as the baby was born went with something different.

Me and my husband like grace-Ann for our daughter. (Picked our since I was 15 weeks)

Well now. He has heard Olivia and we feel like we both Olivia-Ann better.

Of course we would spell it with an A so it would be Alivia-Ann. Also I’m 38 weeks. So its like my daughter is known by grace. We just have found alivia to be more us