diff --git a/src/PhpSpreadsheet/Reader/Html.php b/src/PhpSpreadsheet/Reader/Html.php
index fa3db908ef..bfb52401aa 100644
--- a/src/PhpSpreadsheet/Reader/Html.php
+++ b/src/PhpSpreadsheet/Reader/Html.php
@@ -491,9 +491,12 @@ private function processDomElementImg(Worksheet $sheet, int &$row, string &$colu
         }
     }
 
+    private string $currentColumn = 'A';
+
     private function processDomElementTable(Worksheet $sheet, int &$row, string &$column, string &$cellContent, DOMElement $child, array &$attributeArray): void
     {
         if ($child->nodeName === 'table') {
+            $this->currentColumn = 'A';
             $this->flushCell($sheet, $column, $row, $cellContent, $attributeArray);
             $column = $this->setTableStartColumn($column);
             if ($this->tableLevel > 1 && $row > 1) {
@@ -513,7 +516,10 @@ private function processDomElementTable(Worksheet $sheet, int &$row, string &$co
 
     private function processDomElementTr(Worksheet $sheet, int &$row, string &$column, string &$cellContent, DOMElement $child, array &$attributeArray): void
     {
-        if ($child->nodeName === 'tr') {
+        if ($child->nodeName === 'col') {
+            $this->applyInlineStyle($sheet, -1, $this->currentColumn, $attributeArray);
+            ++$this->currentColumn;
+        } elseif ($child->nodeName === 'tr') {
             $column = $this->getTableStartColumn();
             $cellContent = '';
             $this->processDomElement($child, $sheet, $row, $column, $cellContent);
@@ -877,7 +883,9 @@ private function applyInlineStyle(Worksheet &$sheet, $row, $column, $attributeAr
             return;
         }
 
-        if (isset($attributeArray['rowspan'], $attributeArray['colspan'])) {
+        if ($row <= 0 || $column === '') {
+            $cellStyle = new Style();
+        } elseif (isset($attributeArray['rowspan'], $attributeArray['colspan'])) {
             $columnTo = $column;
             for ($i = 0; $i < (int) $attributeArray['colspan'] - 1; ++$i) {
                 ++$columnTo;
@@ -1009,16 +1017,20 @@ private function applyInlineStyle(Worksheet &$sheet, $row, $column, $attributeAr
                     break;
 
                 case 'width':
-                    $sheet->getColumnDimension($column)->setWidth(
-                        (new CssDimension($styleValue ?? ''))->width()
-                    );
+                    if ($column !== '') {
+                        $sheet->getColumnDimension($column)->setWidth(
+                            (new CssDimension($styleValue ?? ''))->width()
+                        );
+                    }
 
                     break;
 
                 case 'height':
-                    $sheet->getRowDimension($row)->setRowHeight(
-                        (new CssDimension($styleValue ?? ''))->height()
-                    );
+                    if ($row > 0) {
+                        $sheet->getRowDimension($row)->setRowHeight(
+                            (new CssDimension($styleValue ?? ''))->height()
+                        );
+                    }
 
                     break;
 
diff --git a/src/PhpSpreadsheet/Reader/Ods.php b/src/PhpSpreadsheet/Reader/Ods.php
index 2508154007..9913f33252 100644
--- a/src/PhpSpreadsheet/Reader/Ods.php
+++ b/src/PhpSpreadsheet/Reader/Ods.php
@@ -8,6 +8,7 @@
 use DOMNode;
 use PhpOffice\PhpSpreadsheet\Cell\Coordinate;
 use PhpOffice\PhpSpreadsheet\Cell\DataType;
+use PhpOffice\PhpSpreadsheet\Helper\Dimension as HelperDimension;
 use PhpOffice\PhpSpreadsheet\Reader\Ods\AutoFilter;
 use PhpOffice\PhpSpreadsheet\Reader\Ods\DefinedNames;
 use PhpOffice\PhpSpreadsheet\Reader\Ods\FormulaTranslator;
@@ -295,11 +296,29 @@ public function loadIntoExisting($filename, Spreadsheet $spreadsheet)
         $tableNs = $dom->lookupNamespaceUri('table');
         $textNs = $dom->lookupNamespaceUri('text');
         $xlinkNs = $dom->lookupNamespaceUri('xlink');
+        $styleNs = $dom->lookupNamespaceUri('style');
 
         $pageSettings->readStyleCrossReferences($dom);
 
         $autoFilterReader = new AutoFilter($spreadsheet, $tableNs);
         $definedNameReader = new DefinedNames($spreadsheet, $tableNs);
+        $columnWidths = [];
+        $automaticStyle0 = $dom->getElementsByTagNameNS($officeNs, 'automatic-styles')->item(0);
+        $automaticStyles = ($automaticStyle0 === null) ? [] : $automaticStyle0->getElementsByTagNameNS($styleNs, 'style');
+        foreach ($automaticStyles as $automaticStyle) {
+            $styleName = $automaticStyle->getAttributeNS($styleNs, 'name');
+            $styleFamily = $automaticStyle->getAttributeNS($styleNs, 'family');
+            if ($styleFamily === 'table-column') {
+                $tcprops = $automaticStyle->getElementsByTagNameNS($styleNs, 'table-column-properties');
+                if ($tcprops !== null) {
+                    $tcprop = $tcprops->item(0);
+                    if ($tcprop !== null) {
+                        $columnWidth = $tcprop->getAttributeNs($styleNs, 'column-width');
+                        $columnWidths[$styleName] = $columnWidth;
+                    }
+                }
+            }
+        }
 
         // Content
         $item0 = $dom->getElementsByTagNameNS($officeNs, 'body')->item(0);
@@ -340,6 +359,7 @@ public function loadIntoExisting($filename, Spreadsheet $spreadsheet)
 
                 // Go through every child of table element
                 $rowID = 1;
+                $tableColumnIndex = 1;
                 foreach ($worksheetDataSet->childNodes as $childNode) {
                     /** @var DOMElement $childNode */
 
@@ -366,6 +386,26 @@ public function loadIntoExisting($filename, Spreadsheet $spreadsheet)
 //                                $rowData = $cellData;
 //                                break;
 //                            }
+                            break;
+                        case 'table-column':
+                            if ($childNode->hasAttributeNS($tableNs, 'number-columns-repeated')) {
+                                $rowRepeats = (int) $childNode->getAttributeNS($tableNs, 'number-columns-repeated');
+                            } else {
+                                $rowRepeats = 1;
+                            }
+                            $tableStyleName = $childNode->getAttributeNS($tableNs, 'style-name');
+                            if (isset($columnWidths[$tableStyleName])) {
+                                $columnWidth = new HelperDimension($columnWidths[$tableStyleName]);
+                                $tableColumnString = Coordinate::stringFromColumnIndex($tableColumnIndex);
+                                for ($rowRepeats2 = $rowRepeats; $rowRepeats2 > 0; --$rowRepeats2) {
+                                    $spreadsheet->getActiveSheet()
+                                        ->getColumnDimension($tableColumnString)
+                                        ->setWidth($columnWidth->toUnit('cm'), 'cm');
+                                    ++$tableColumnString;
+                                }
+                            }
+                            $tableColumnIndex += $rowRepeats;
+
                             break;
                         case 'table-row':
                             if ($childNode->hasAttributeNS($tableNs, 'number-rows-repeated')) {
diff --git a/src/PhpSpreadsheet/Worksheet/Worksheet.php b/src/PhpSpreadsheet/Worksheet/Worksheet.php
index 06f86cd173..29221e9910 100644
--- a/src/PhpSpreadsheet/Worksheet/Worksheet.php
+++ b/src/PhpSpreadsheet/Worksheet/Worksheet.php
@@ -543,9 +543,18 @@ public function getDefaultRowDimension()
      */
     public function getColumnDimensions()
     {
+        /** @var callable */
+        $callable = [self::class, 'columnDimensionCompare'];
+        uasort($this->columnDimensions, $callable);
+
         return $this->columnDimensions;
     }
 
+    private static function columnDimensionCompare(ColumnDimension $a, ColumnDimension $b): int
+    {
+        return $a->getColumnNumeric() - $b->getColumnNumeric();
+    }
+
     /**
      * Get default column dimension.
      *
diff --git a/src/PhpSpreadsheet/Writer/Ods/Content.php b/src/PhpSpreadsheet/Writer/Ods/Content.php
index e931421afd..e0a729ab83 100644
--- a/src/PhpSpreadsheet/Writer/Ods/Content.php
+++ b/src/PhpSpreadsheet/Writer/Ods/Content.php
@@ -126,7 +126,16 @@ private function writeSheets(XMLWriter $objWriter): void
             $objWriter->writeAttribute('table:name', $spreadsheet->getSheet($sheetIndex)->getTitle());
             $objWriter->writeAttribute('table:style-name', Style::TABLE_STYLE_PREFIX . (string) ($sheetIndex + 1));
             $objWriter->writeElement('office:forms');
+            $lastColumn = 0;
             foreach ($spreadsheet->getSheet($sheetIndex)->getColumnDimensions() as $columnDimension) {
+                $thisColumn = $columnDimension->getColumnNumeric();
+                $emptyColumns = $thisColumn - $lastColumn - 1;
+                if ($emptyColumns > 0) {
+                    $objWriter->startElement('table:table-column');
+                    $objWriter->writeAttribute('table:number-columns-repeated', (string) $emptyColumns);
+                    $objWriter->endElement();
+                }
+                $lastColumn = $thisColumn;
                 $objWriter->startElement('table:table-column');
                 $objWriter->writeAttribute(
                     'table:style-name',
diff --git a/tests/PhpSpreadsheetTests/Reader/Ods/OdsTest.php b/tests/PhpSpreadsheetTests/Reader/Ods/OdsTest.php
index 47fc13d8ec..f7c769cd1b 100644
--- a/tests/PhpSpreadsheetTests/Reader/Ods/OdsTest.php
+++ b/tests/PhpSpreadsheetTests/Reader/Ods/OdsTest.php
@@ -141,8 +141,8 @@ public function testReadValueAndComments(): void
 
         $firstSheet = $spreadsheet->getSheet(0);
 
-        self::assertEquals(29, $firstSheet->getHighestRow());
-        self::assertEquals('N', $firstSheet->getHighestColumn());
+        self::assertEquals(29, $firstSheet->getHighestDataRow());
+        self::assertEquals('N', $firstSheet->getHighestDataColumn());
 
         // Simple cell value
         self::assertEquals('Test String 1', $firstSheet->getCell('A1')->getValue());
diff --git a/tests/PhpSpreadsheetTests/Worksheet/ColumnDimension2Test.php b/tests/PhpSpreadsheetTests/Worksheet/ColumnDimension2Test.php
new file mode 100644
index 0000000000..f5878eef56
--- /dev/null
+++ b/tests/PhpSpreadsheetTests/Worksheet/ColumnDimension2Test.php
@@ -0,0 +1,65 @@
+<?php
+
+namespace PhpOffice\PhpSpreadsheetTests\Worksheet;
+
+use PhpOffice\PhpSpreadsheet\Helper\Dimension;
+use PhpOffice\PhpSpreadsheet\Spreadsheet;
+use PhpOffice\PhpSpreadsheet\Writer\Html;
+use PhpOffice\PhpSpreadsheetTests\Functional\AbstractFunctional;
+
+class ColumnDimension2Test extends AbstractFunctional
+{
+    /**
+     * @dataProvider providerType
+     */
+    public function testSetsAndDefaults(string $type): void
+    {
+        $columns = ['J', 'A', 'F', 'M', 'N', 'T', 'S'];
+        $spreadsheet = new Spreadsheet();
+        $sheet = $spreadsheet->getActiveSheet();
+        $expectedCm = 0.45;
+        foreach ($columns as $column) {
+            $sheet->getColumnDimension($column)->setWidth($expectedCm, 'cm');
+        }
+        if ($type === 'Html') {
+            $reloadedSpreadsheet = $this->writeAndReload($spreadsheet, $type, null, [self::class, 'inlineCss']);
+        } else {
+            $reloadedSpreadsheet = $this->writeAndReload($spreadsheet, $type);
+        }
+        $spreadsheet->disconnectWorksheets();
+        $sheet = $reloadedSpreadsheet->getActiveSheet();
+        for ($column = 'A'; $column !== 'Z'; ++$column) {
+            if (in_array($column, $columns, true)) {
+                self::assertEqualsWithDelta($expectedCm, $sheet->getColumnDimension($column)->getWidth(Dimension::UOM_CENTIMETERS), 1E-3, "column $column");
+            } elseif ($type === 'Xls' && $column <= 'T') {
+                // Xls is a bit weird. Columns through max used
+                //    actually set a width in the spreadsheet file.
+                // Columns above max used obviously do not.
+                self::assertEqualsWithDelta(9.140625, $sheet->getColumnDimension($column)->getWidth(), 1E-3, "column $column");
+            } elseif ($type === 'Html' && $column <= 'T') {
+                // Html is a lot like Xls. Columns through max used
+                //    actually set a width in the spreadsheet file.
+                // Columns above max used obviously do not.
+                self::assertEqualsWithDelta(7.998, $sheet->getColumnDimension($column)->getWidth(), 1E-3, "column $column");
+            } else {
+                self::assertSame(-1.0, $sheet->getColumnDimension($column)->getWidth(), "column $column");
+            }
+        }
+        $reloadedSpreadsheet->disconnectWorksheets();
+    }
+
+    public static function providerType(): array
+    {
+        return [
+            ['Xlsx'],
+            ['Xls'],
+            ['Ods'],
+            ['Html'],
+        ];
+    }
+
+    public static function inlineCss(Html $writer): void
+    {
+        $writer->setUseInlineCss(true);
+    }
+}