creating macro to seperate lines

[Macro To Seperate Unique value]

how can i create a macro to seperate lines by a uniqe value.e.g if i have
john doe for 10 lines and johnsmith for 20 rows, is there a macro to sperate
each unique value?

 

[Gord Dibben]

Sub InsertRow_At_Change()
'Sandy Mann July 1st, 2007
Dim LastRow As Long
Dim X As Long
LastRow = Cells(Rows.Count, 1).End(xlUp).Row
Application.ScreenUpdating = False

For X = LastRow To 3 Step -1
If Cells(X, 1).Value <> Cells(X - 1, 1).Value Then
If Cells(X, 1).Value <> "" Then
If Cells(X - 1, 1).Value <> "" Then
Cells(X, 1).entirerow.Insert Shift:=xlDown
End If
End If
End If
Next X
Application.ScreenUpdating = True
End Sub


Gord Dibben MS Excel MVP