I can not fully understand your Question?
However which i undrstood em replying.
private void AddRow()
{
DataGridViewRow dgvr = new DataGridViewRow();
dgvr.Cells["col1"].Value = "";
dgvr.Cells["col2"].Value = "";
dgvr.Cells["col3"].Value = "";
dgvr.Cells["col4"].Value = "";
dgvr.Cells["col5"].Value = "";
dgvr.Cells["col...n"].Value = "";
dataGridView1.Rows.Add(dgvr);
dataGridView1.Rows.Add("value1", "value1", "value1", "value1", "value1", "value ..n");
}
Thanx