Hi @Harsha Vardhan Reddy,
We could try to query the User Information list. You'll need to provide your user information list's guid and the Display name of the user. Please refer to the following sample
https://graph.microsoft.com/v1.0/sites/root/lists/{user info list guid}/items?$select=Fields&$filter=Fields/Title eq 'User Display name'&$expand=Fields
If the answer is helpful, please click "Accept Answer" and kindly upvote it. If you have extra questions about this answer, please click "Comment".
Note: Please follow the steps in our documentation to enable e-mail notifications if you want to receive the related email notification for this thread.