Hi @Vipin Bhatt ,
Welcome to our forum!
What do you mean about "with same name one is empty and the other one has the room name"? For our better research, please provide a screenshot of it.
(In order to avoid privacy leakage, please remember to hide your personal information.)
In addition, please check using PowerShell meeting room is displayed as a duplicate to do please:
- Connect to Exchange Online PowerShell | Microsoft Docs
- Then run the command *Get-Mailbox "Room mailbox Name" | Format-List Name,RecipientTypeDetails,Address and check if duplicates are displayed.
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