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Returns the user name.

Component Version macOS Windows Linux Server iOS SDK
SystemInfo 1.5 ✅ Yes ✅ Yes ❌ No ✅ Yes, on macOS and Windows ❌ No
MBS( "SystemInfo.UserName" )




Returns text with user name.


Returns the user name.
This is not effected by the FileMaker Preferences' "other" setting. This is the actual user name.

For FileMaker Server the name is the name of the account the server operates in. This could be always "System" or "fmserver".


Shows user name:

Show Custom Dialog [MBS( "SystemInfo.UserName" ) & ¶ & MBS( "SystemInfo.UserShortName" )]

See also

Release notes

Example Databases

Blog Entries

This function is free to use.

Created 18th August 2014, last changed 17th January 2024

SystemInfo.Time - SystemInfo.UserShortName