diff --git a/Test/XLSXWriterTest.php b/Test/XLSXWriterTest.php
index a46e8e837..6c77099fb 100644
--- a/Test/XLSXWriterTest.php
+++ b/Test/XLSXWriterTest.php
@@ -98,20 +98,15 @@ public function testMarkMergedCells() {
 
 		$zip = new ZipArchive();
 		$r = $zip->open($filename);
-		$this->assertTrue($r);
+		$xml = $this->extractSheetXml($zip);
 
+		$this->assertTrue($r);
 		$this->assertNotEmpty(($zip->numFiles));
+		$this->assertNotEmpty($xml);
 
-		for($z=0; $z < $zip->numFiles; $z++) {
-			$inside_zip_filename = $zip->getNameIndex($z);
-			$sheet_xml = $zip->getFromName($inside_zip_filename);
-			if (preg_match("/sheet(\d+).xml/", basename($inside_zip_filename))) {
-				$xml = new SimpleXMLElement($sheet_xml);
-				$merged_cell_range = $xml->mergeCells->mergeCell["ref"][0];
+		$merged_cell_range = $xml->mergeCells->mergeCell["ref"][0];
 
-				$this->assertEquals($expected_merged_range, $merged_cell_range);
-			}
-		}
+		$this->assertEquals($expected_merged_range, $merged_cell_range);
 
 		$zip->close();
 		@unlink($filename);
@@ -139,35 +134,30 @@ public function testFreezeCells($freeze_cols, $freeze_rows, $expected_active_cel
 
 		$zip = new ZipArchive();
 		$r = $zip->open($filename);
-		$this->assertTrue($r);
+		$xml = $this->extractSheetXml($zip);
 
+		$this->assertTrue($r);
 		$this->assertNotEmpty(($zip->numFiles));
+		$this->assertNotEmpty($xml);
 
-		for($z=0; $z < $zip->numFiles; $z++) {
-			$inside_zip_filename = $zip->getNameIndex($z);
-			$sheet_xml = $zip->getFromName($inside_zip_filename);
-			if (preg_match("/sheet(\d+).xml/", basename($inside_zip_filename))) {
-				$xml = new SimpleXMLElement($sheet_xml);
-				$sheet_view = $xml->sheetViews->sheetView;
-
-				if (!empty($expected_pane)) {
-					$pane = $sheet_view->pane;
-					foreach ($expected_pane as $expected_key => $expected_value) {
-						$attribute = (string) $pane[0][$expected_key];
-						$this->assertEquals($expected_value, $attribute);
-					}
-				}
+		$sheet_view = $xml->sheetViews->sheetView;
 
-				$selections = $sheet_view->selection;
-				for ($i = 0; $i < count($expected_active_cells); $i++) {
-					$this->assertNotEmpty($selections[$i]);
-					$this->assertEquals($expected_active_cells[$i]['cell'], $selections[$i]['activeCell']);
-					$this->assertEquals($expected_active_cells[$i]['cell'], $selections[$i]['sqref']);
-					$this->assertEquals($expected_active_cells[$i]['pane'], $selections[$i]['pane']);
-				}
+		if (!empty($expected_pane)) {
+			$pane = $sheet_view->pane;
+			foreach ($expected_pane as $expected_key => $expected_value) {
+				$attribute = (string) $pane[0][$expected_key];
+				$this->assertEquals($expected_value, $attribute);
 			}
 		}
 
+		$selections = $sheet_view->selection;
+		for ($i = 0; $i < count($expected_active_cells); $i++) {
+			$this->assertNotEmpty($selections[$i]);
+			$this->assertEquals($expected_active_cells[$i]['cell'], $selections[$i]['activeCell']);
+			$this->assertEquals($expected_active_cells[$i]['cell'], $selections[$i]['sqref']);
+			$this->assertEquals($expected_active_cells[$i]['pane'], $selections[$i]['pane']);
+		}
+
 		$zip->close();
 		@unlink($filename);
 	}
@@ -240,37 +230,135 @@ public function testColumnsWidths() {
 
 		$zip = new ZipArchive();
 		$r = $zip->open($filename);
+		$xml = $this->extractSheetXml($zip);
+
 		$this->assertTrue($r);
+		$this->assertNotEmpty(($zip->numFiles));
+		$this->assertNotEmpty($xml);
+
+		$cols = $xml->cols->col;
+		foreach ($widths as $col_index => $col_width) {
+			$col = $cols[$col_index];
+			$this->assertFalse(filter_var($col["collapsed"], FILTER_VALIDATE_BOOLEAN));
+			$this->assertFalse(filter_var($col["hidden"], FILTER_VALIDATE_BOOLEAN));
+			$this->assertTrue(filter_var($col["customWidth"], FILTER_VALIDATE_BOOLEAN));
+			$this->assertEquals($col_index + 1, (string) $col["max"]);
+			$this->assertEquals($col_index + 1, (string) $col["min"]);
+			$this->assertEquals("0", (string) $col["style"]);
+			$this->assertEquals($col_width, (string) $col["width"]);
+		}
+		$last_col_index = count($widths);
+		$last_col = $cols[$last_col_index];
+		$this->assertFalse(filter_var($last_col["collapsed"], FILTER_VALIDATE_BOOLEAN));
+		$this->assertFalse(filter_var($last_col["hidden"], FILTER_VALIDATE_BOOLEAN));
+		$this->assertFalse(filter_var($last_col["customWidth"], FILTER_VALIDATE_BOOLEAN));
+		$this->assertEquals("1024", (string) $last_col["max"]);
+		$this->assertEquals($last_col_index + 1, (string) $last_col["min"]);
+		$this->assertEquals("0", (string) $last_col["style"]);
+		$this->assertEquals("11.5", (string) $last_col["width"]);
+
+		$zip->close();
+		@unlink($filename);
+	}
+
+	public function testRowHeight() {
+		$filename = tempnam("/tmp", "xlsx_writer");
 
+		$sheet = [
+			['55','66','77','88'],
+			['10','11','12','13'],
+		];
+
+		$custom_height = 20.5;
+
+		$row_options = ['height' => $custom_height];
+
+		$xlsx_writer = new XLSXWriter();
+		$xlsx_writer->writeSheetRow('mysheet', $sheet[0], $format = 'xlsx', $delimiter = ';', $row_options);
+		$xlsx_writer->writeSheetRow('mysheet', $sheet[1]);
+		$xlsx_writer->writeToFile($filename);
+
+		$zip = new ZipArchive();
+		$r = $zip->open($filename);
+		$xml = $this->extractSheetXml($zip);
+
+		$this->assertTrue($r);
 		$this->assertNotEmpty(($zip->numFiles));
+		$this->assertNotEmpty($xml);
 
-		for($z=0; $z < $zip->numFiles; $z++) {
-			$inside_zip_filename = $zip->getNameIndex($z);
-			$sheet_xml = $zip->getFromName($inside_zip_filename);
-			if (preg_match("/sheet(\d+).xml/", basename($inside_zip_filename))) {
-				$xml = new SimpleXMLElement($sheet_xml);
-				$cols = $xml->cols->col;
-				foreach ($widths as $col_index => $col_width) {
-					$col = $cols[$col_index];
-					$this->assertFalse(filter_var($col["collapsed"], FILTER_VALIDATE_BOOLEAN));
-					$this->assertFalse(filter_var($col["hidden"], FILTER_VALIDATE_BOOLEAN));
-					$this->assertTrue(filter_var($col["customWidth"], FILTER_VALIDATE_BOOLEAN));
-					$this->assertEquals($col_index + 1, (string) $col["max"]);
-					$this->assertEquals($col_index + 1, (string) $col["min"]);
-					$this->assertEquals("0", (string) $col["style"]);
-					$this->assertEquals($col_width, (string) $col["width"]);
-				}
-				$last_col_index = count($widths);
-				$last_col = $cols[$last_col_index];
-				$this->assertFalse(filter_var($last_col["collapsed"], FILTER_VALIDATE_BOOLEAN));
-				$this->assertFalse(filter_var($last_col["hidden"], FILTER_VALIDATE_BOOLEAN));
-				$this->assertFalse(filter_var($last_col["customWidth"], FILTER_VALIDATE_BOOLEAN));
-				$this->assertEquals("1024", (string) $last_col["max"]);
-				$this->assertEquals($last_col_index + 1, (string) $last_col["min"]);
-				$this->assertEquals("0", (string) $last_col["style"]);
-				$this->assertEquals("11.5", (string) $last_col["width"]);
-			}
-		}
+		$rows = $xml->sheetData->row;
+		$this->assertRowProperties($custom_height, $expected_custom_height = true, $expected_hidden = false, $expected_collapsed = false, $rows[0]);
+		$this->assertRowProperties($expected_height = 12.1, $expected_custom_height = false, $expected_hidden = false, $expected_collapsed = false, $rows[1]);
+
+		$zip->close();
+		@unlink($filename);
+	}
+
+	public function testRowHidden() {
+		$filename = tempnam("/tmp", "xlsx_writer");
+
+		$sheet = [
+			['55','66','77','88'],
+			['10','11','12','13'],
+		];
+
+		$row_options = ['hidden' => true];
+
+		$expected_height = 12.1;
+		$expected_custom_height = false;
+		$expected_collapsed = false;
+
+		$xlsx_writer = new XLSXWriter();
+		$xlsx_writer->writeSheetRow('mysheet', $sheet[0], $format = 'xlsx', $delimiter = ';', $row_options);
+		$xlsx_writer->writeSheetRow('mysheet', $sheet[1]);
+		$xlsx_writer->writeToFile($filename);
+
+		$zip = new ZipArchive();
+		$r = $zip->open($filename);
+		$xml = $this->extractSheetXml($zip);
+
+		$this->assertTrue($r);
+		$this->assertNotEmpty(($zip->numFiles));
+		$this->assertNotEmpty($xml);
+
+		$rows = $xml->sheetData->row;
+		$this->assertRowProperties($expected_height, $expected_custom_height, $expected_hidden = true, $expected_collapsed, $rows[0]);
+		$this->assertRowProperties($expected_height, $expected_custom_height, $expected_hidden = false, $expected_collapsed, $rows[1]);
+
+		$zip->close();
+		@unlink($filename);
+	}
+
+	public function testRowCollapsed() {
+		$filename = tempnam("/tmp", "xlsx_writer");
+
+		$sheet = [
+			['55','66','77','88'],
+			['10','11','12','13'],
+		];
+
+		$row_options = ['collapsed' => true];
+
+		$expected_height = 12.1;
+		$expected_custom_height = false;
+		$expected_hidden = false;
+
+		$xlsx_writer = new XLSXWriter();
+		$xlsx_writer->writeSheetRow('mysheet', $sheet[0], $format = 'xlsx', $delimiter = ';', $row_options);
+		$xlsx_writer->writeSheetRow('mysheet', $sheet[1]);
+		$xlsx_writer->writeToFile($filename);
+
+		$zip = new ZipArchive();
+		$r = $zip->open($filename);
+		$xml = $this->extractSheetXml($zip);
+
+		$this->assertTrue($r);
+		$this->assertNotEmpty(($zip->numFiles));
+		$this->assertNotEmpty($xml);
+
+		$rows = $xml->sheetData->row;
+		$this->assertRowProperties($expected_height, $expected_custom_height, $expected_hidden, $expected_collapsed = true, $rows[0]);
+		$this->assertRowProperties($expected_height, $expected_custom_height, $expected_hidden, $expected_collapsed = false, $rows[1]);
 
 		$zip->close();
 		@unlink($filename);
@@ -310,4 +398,23 @@ public static function array_diff_assoc_recursive($array1, $array2) {
 
 		return empty($difference) ? [] : $difference;
 	}
+
+	private function extractSheetXml($zip) {
+		for($z=0; $z < $zip->numFiles; $z++) {
+			$inside_zip_filename = $zip->getNameIndex($z);
+			$sheet_xml = $zip->getFromName($inside_zip_filename);
+			if (preg_match("/sheet(\d+).xml/", basename($inside_zip_filename))) {
+				return new SimpleXMLElement($sheet_xml);
+			}
+		}
+
+		return null;
+	}
+
+	private function assertRowProperties($expected_height, $expected_custom_height, $expected_hidden, $expected_collapsed, $row) {
+		$this->assertEquals($expected_height, (string)$row['ht']);
+		$this->assertEquals($expected_custom_height, filter_var($row['customHeight'], FILTER_VALIDATE_BOOLEAN));
+		$this->assertEquals($expected_hidden, filter_var($row['hidden'], FILTER_VALIDATE_BOOLEAN));
+		$this->assertEquals($expected_collapsed, filter_var($row['collapsed'], FILTER_VALIDATE_BOOLEAN));
+	}
 }
diff --git a/xlsxwriter.class.php b/xlsxwriter.class.php
index 7ea4ce443..03c1fcd0f 100644
--- a/xlsxwriter.class.php
+++ b/xlsxwriter.class.php
@@ -228,7 +228,7 @@ public function writeSheetHeader($sheet_name, array $header_types, $format = 'xl
 		$this->current_sheet = $sheet_name;
 	}
 
-	public function writeSheetRow($sheet_name, array $row, $format = 'xlsx', $delimiter = ';') {
+	public function writeSheetRow($sheet_name, array $row, $format = 'xlsx', $delimiter = ';', array $row_options = []) {
 		if (empty($sheet_name) || empty($row)) {
 			return;
 		}
@@ -242,7 +242,12 @@ public function writeSheetRow($sheet_name, array $row, $format = 'xlsx', $delimi
 			$sheet->cell_formats = array_fill(0, count($row), 'string');
 		}
 
-		$sheet->file_writer->write('<row collapsed="false" customFormat="false" customHeight="false" hidden="false" ht="12.1" outlineLevel="0" r="' . ($sheet->row_count + 1) . '">');
+		$ht = array_key_exists('height', $row_options) ? floatval($row_options['height']) : 12.1;
+		$customHt = array_key_exists('height', $row_options) ? 'true' : 'false';
+		$hidden = array_key_exists('hidden', $row_options) ? (string)($row_options['hidden']) : 'false';
+		$collapsed = array_key_exists('collapsed', $row_options) ? (string)($row_options['collapsed']) : 'false';
+		$sheet->file_writer->write('<row collapsed="'.($collapsed).'" customFormat="false" customHeight="'.($customHt).'" hidden="'.($hidden).'" ht="'.($ht).'" outlineLevel="0" r="' . ($sheet->row_count + 1) . '">');
+
 		foreach ($row as $k => $v) {
 			if (is_array($v)) {
 				$this->writeCell($sheet->file_writer, $sheet->row_count, $k, $v[0], $v[1]);
@@ -250,6 +255,7 @@ public function writeSheetRow($sheet_name, array $row, $format = 'xlsx', $delimi
 				$this->writeCell($sheet->file_writer, $sheet->row_count, $k, $v, $sheet->cell_formats[$k]);
 			}
 		}
+
 		$sheet->file_writer->write('</row>');
 		$sheet->row_count++;
 		$this->current_sheet = $sheet_name;