appear under the name of
1. To participate in legal proceedings. I'm so nervous to appear before the judge today.
2. To suddenly become visible to one. I had to slam on my brakes when that pedestrian just appeared before me.
3. To arrive early for something. I am locking that door at exactly 10:01, so I suggest you appear before the exam starts.
appear under the name (of)
To do something publicly (such as acting or writing) using a name other than one's birth name. A: "I don't see your sister in the playbill." B: "Oh, when she acts, she appears under the name R.A. Smith."
appear under the name of (some name)
[for an actor] to perform under a special name. She is appearing under the name of Fifi. I appeared under the stage name Rex Righteous.