CSHARP

c# datagridview set column header alignment

foreach(DataGridViewColumn col in dgvBreakDowns.Columns)
{
    col.HeaderCell.Style.Alignment = DataGridViewContentAlignment.MiddleCenter;
    col.HeaderCell.Style.Font = new Font("Arial", 12F, FontStyle.Bold, GraphicsUnit.Pixel);
}

c# datagridview change column alignment

 dataGridView1.Columns[i].DefaultCellStyle.Alignment = DataGridViewContentAlignment.MiddleCenter;