DataGridViewのAutoGenerateColumnsで利用できる属性(WinForms)

DisplayNameAttributeでDataGridViewColumn.HeaderTextが指定できる。
BrowsableAttributeにfalseを指定で、自動生成から除外できる。

c# - Is there an Attribute I can use in my class to tell DataGridView not to create a column for it when bound to a List - Stack Overflow
http://stackoverflow.com/questions/1066907/is-there-an-attribute-i-can-use-in-my-class-to-tell-datagridview-not-to-create-a

DataGridViewDataConnection.cs
http://referencesource.microsoft.com/#System.Windows.Forms/winforms/Managed/System/WinForms/DataGridViewDataConnection.cs,2cc4e2a42be6fd3c
GetCollectionOfBoundDataGridViewColumns()の1047行目辺り

http://referencesource.microsoft.com/#System.Windows.Forms/winforms/Managed/System/WinForms/DataGridViewMethods.cs,bfbecf07c1463ef9,references
AutoGenerateDataBoundColumns(DataGridViewColumn[] boundColumns)の1571行目辺り