How do I check who deleted a particular record in Vtiger CRM?

Yes, you can check who deleted a record by using the Settings Log option in Vtiger CRM.
Follow these steps to access the Settings Log:

1. Log in to the CRM. 
2. Click the User Menu on the top right corner of the CRM screen.
3. Click Settings.  The Settings page opens. 
4. Look for the User Management section.
5. Click Settings Log. The Setting Log page opens. 

Once on the Settings Log page, you can view details such as the user who performed an action, the module where the action occurred, and the date and time it happened.