Get the Family of this Family Document.
Namespace: Autodesk.Revit.DBAssembly: RevitAPI (in RevitAPI.dll) Version: 21.0.0.0 (21.1.1.109)
Syntax
Remarks
Only available if the current document is family document.
Examples

string categoryName = familyDoc.OwnerFamily.FamilyCategory.Name;

Dim categoryName As String = familyDoc.OwnerFamily.FamilyCategory.Name