Index: binaries/data/mods/mod/gui/gui.rnc
===================================================================
--- binaries/data/mods/mod/gui/gui.rnc
+++ binaries/data/mods/mod/gui/gui.rnc
@@ -152,7 +152,8 @@
     attribute id { text }&
     attribute color { ccolor }?&
     attribute heading { text }?&
-    attribute width { text }?
+    attribute width { text }?&
+    attribute hidden { bool }?
     )
   }
 \include =
Index: binaries/data/mods/mod/gui/gui.rng
===================================================================
--- binaries/data/mods/mod/gui/gui.rng
+++ binaries/data/mods/mod/gui/gui.rng
@@ -508,6 +508,11 @@
         <optional>
           <attribute name="width"/>
         </optional>
+        <optional>
+          <attribute name="hidden">
+            <ref name="bool"/>
+          </attribute>
+        </optional>
       </interleave>
     </element>
   </define>
Index: source/gui/COList.cpp
===================================================================
--- source/gui/COList.cpp
+++ source/gui/COList.cpp
@@ -157,6 +157,11 @@
 		float xpos = 0;
 		for (COListColumn column : m_Columns)
 		{
+			bool hidden = false;
+			GUI<bool>::GetSetting(this, "hidden_" + column.m_Id, hidden);
+			if (hidden)
+				continue;
+
 			float width = column.m_Width;
 			// Check if it's a decimal value, and if so, assume relative positioning.
 			if (column.m_Width < 1 && column.m_Width > 0)
@@ -210,6 +215,7 @@
 	else if (child.GetNodeName() == elmt_column)
 	{
 		COListColumn column;
+		bool hidden = false;
 
 		for (XMBAttribute attr : child.GetAttributes())
 		{
@@ -228,6 +234,11 @@
 			{
 				column.m_Id = attr_value;
 			}
+			else if (attr_name == "hidden")
+			{
+				if (!GUI<bool>::ParseString(attr_value.FromUTF8(), hidden))
+					LOGERROR("GUI: Error parsing '%s' (\"%s\")", attr_name.c_str(), attr_value.c_str());
+			}
 			else if (attr_name == "width")
 			{
 				float width;
@@ -280,6 +291,9 @@
 		m_Columns.push_back(column);
 
 		AddSetting(GUIST_CGUIList, "list_" + column.m_Id);
+		AddSetting(GUIST_bool, "hidden_" + column.m_Id);
+		GUI<bool>::SetSetting(this, "hidden_" + column.m_Id, hidden);
+
 		SetupText();
 
 		return true;
@@ -381,6 +395,11 @@
 	float xpos = 0;
 	for (size_t col = 0; col < m_Columns.size(); ++col)
 	{
+		bool hidden = false;
+		GUI<bool>::GetSetting(this, "hidden_" + m_Columns[col].m_Id, hidden);
+		if (hidden)
+			continue;
+
 		// Check if it's a decimal value, and if so, assume relative positioning.
 		float width = m_Columns[col].m_Width;
 		if (m_Columns[col].m_Width < 1 && m_Columns[col].m_Width > 0)
@@ -441,6 +460,11 @@
 		xpos = 0;
 		for (size_t col = 0; col < objectsCount; ++col)
 		{
+			bool hidden = false;
+			GUI<bool>::GetSetting(this, "hidden_" + m_Columns[col].m_Id, hidden);
+			if (hidden)
+				continue;
+
 			// Determine text position and width
 			const CPos textPos = rect.TopLeft() + CPos(xpos, -scroll + m_ItemsYPositions[i]);