There is no in-built method or property available on DataTable to sort a column. What we can do is use DataView which allows a column to be sorted.
var dtEmployee = new DataTable("Employee");
var dcId = new DataColumn("Id", typeof(System.Int16));
var dcName = new DataColumn("Name", typeof(System.String));
dtEmployee.Columns.Add(dcId);
dtEmployee.Columns.Add(dcName);
dtEmployee = LoadDataFromSource(); // Your code for populating data.
// Sort the data ase per name and store in another table.
var dvEmployee = dtEmployee.DefaultView;
dvEmployee.Sort = "Name Asc";
var dtNewEmployee = dvEmployee.ToTable(); // Sorted data is stored // Sorted data is stored