You can filter this datatable using linq Expression:
DT.AsEnumerable.Where(Function(x) CDate(x(“Date”).ToString).Date<CDate(GivenDate)).CopyToDatatable
If CDate function isn’t working then use this
DT.AsEnumerable.Where(Function(x) Datetime.ParseExact(x(“Date”).ToString,“dd-MM-yyyy”,Globalization.CultureInfo.InvariantCulture)<Datetime.ParseExact(GivenDate,“dd-MM-yyyy”,Globalization.CultureInfo.InvariantCulture)).CopyToDatatable