Dear Ms. Szeker,
Thank you for posting your request on History Hub!
Laws governing name changes depend on the state and time period. We suggest you contact the state government of residence to access the name change decree. Please review the Name Changes Laws by State for more information.
We hope this is helpful. Best of luck with your research!
This is something that was done in 1990 via naturalization. So the National Archives in Riverside has apparently the document. We need to get a copy of that but due to COVID they are closed, We are in a bind on how to get it.