Some temple ordinances are completed for a person whose name was incorrect. Should they be redone
Read this article to see if it applies to your case. https://www.familysearch.org/help/helpcenter/article/a-persons-name-is-different-between-my-completed-ordinances-list-and-family-tree
I know using a nickname or Married Vs maiden name ordinances do not need to be redone but if a merge or major changes are done on a person you need to consider the history of the person.