diff --git a/gui/wxpython/dbmgr/base.py b/gui/wxpython/dbmgr/base.py
index 482c3ccf7db..3db3bf40918 100644
--- a/gui/wxpython/dbmgr/base.py
+++ b/gui/wxpython/dbmgr/base.py
@@ -238,7 +238,10 @@ def LoadData(self, layer, columns=None, where=None, sql=None):
             self.sqlFilter = {"where": where}
 
             if columns:
-                cmdParams.update(dict(columns=",".join(columns)))
+                # Enclose column name with SQL standard double quotes
+                cmdParams.update(
+                    dict(columns=",".join([f'"{col}"' for col in columns]))
+                )
 
             ret = RunCommand("v.db.select", **cmdParams)
 
@@ -2109,8 +2112,9 @@ def OnApplySqlStatement(self, event):
             try:
                 if len(whereVal) > 0:
                     showSelected = True
+                    # Enclose column name with SQL standard double quotes
                     keyColumn = listWin.LoadData(
-                        self.selLayer, where=whereCol + whereOpe + whereVal
+                        self.selLayer, where=f'"{whereCol}"' + whereOpe + whereVal
                     )
                 else:
                     keyColumn = listWin.LoadData(self.selLayer)
diff --git a/gui/wxpython/dbmgr/sqlbuilder.py b/gui/wxpython/dbmgr/sqlbuilder.py
index a4bc926463c..eaada441652 100644
--- a/gui/wxpython/dbmgr/sqlbuilder.py
+++ b/gui/wxpython/dbmgr/sqlbuilder.py
@@ -365,8 +365,8 @@ def OnUniqueValues(self, event, justsample=False):
             return
 
         self.list_values.Clear()
-
-        sql = "SELECT DISTINCT {column} FROM {table} ORDER BY {column}".format(
+        # Enclose column name with SQL standard double quotes
+        sql = 'SELECT DISTINCT "{column}" FROM {table} ORDER BY "{column}"'.format(
             column=column, table=self.tablename
         )
         if justsample:
@@ -399,7 +399,8 @@ def OnAddColumn(self, event):
         idx = self.list_columns.GetSelections()
         for i in idx:
             column = self.list_columns.GetString(i)
-            self._add(element="column", value=column)
+            # Enclose column name with SQL standard double quotes
+            self._add(element="column", value=f'"{column}"')
 
         if not self.btn_uniquesample.IsEnabled():
             self.btn_uniquesample.Enable(True)