diff --git a/src/Symfony/Component/Form/CHANGELOG.md b/src/Symfony/Component/Form/CHANGELOG.md
index 3b1fabfd17afd..5586091df0543 100644
--- a/src/Symfony/Component/Form/CHANGELOG.md
+++ b/src/Symfony/Component/Form/CHANGELOG.md
@@ -9,6 +9,7 @@ CHANGELOG
  * Add `LazyChoiceLoader` and `choice_lazy` option in `ChoiceType` for loading and rendering choices on demand
  * Use `form.post_set_data` instead of `form.pre_set_data` in `ResizeFormListener`
  * Change the priority of `DataCollectorListener` from 255 to -255
+ * `BirthdayType` will now have default `attr` values when in `widget` option is set to `single_text`
 
 7.1
 ---
diff --git a/src/Symfony/Component/Form/Extension/Core/Type/BirthdayType.php b/src/Symfony/Component/Form/Extension/Core/Type/BirthdayType.php
index 651b880d86c77..c2c595a3281d1 100644
--- a/src/Symfony/Component/Form/Extension/Core/Type/BirthdayType.php
+++ b/src/Symfony/Component/Form/Extension/Core/Type/BirthdayType.php
@@ -12,6 +12,8 @@
 namespace Symfony\Component\Form\Extension\Core\Type;
 
 use Symfony\Component\Form\AbstractType;
+use Symfony\Component\Form\FormInterface;
+use Symfony\Component\Form\FormView;
 use Symfony\Component\OptionsResolver\OptionsResolver;
 
 class BirthdayType extends AbstractType
@@ -35,4 +37,12 @@ public function getBlockPrefix(): string
     {
         return 'birthday';
     }
+
+    public function buildView(FormView $view, FormInterface $form, array $options): void
+    {
+        $currentMonth = date('m');
+        $currentDay = date('d');
+        $view->vars['attr']['min'] ??= sprintf('%d-%s-%s', reset($options['years']), $currentMonth, $currentDay);
+        $view->vars['attr']['max'] ??= sprintf('%d-%s-%s', end($options['years']), $currentMonth, $currentDay);
+    }
 }
diff --git a/src/Symfony/Component/Form/Tests/Extension/Core/Type/BirthdayTypeTest.php b/src/Symfony/Component/Form/Tests/Extension/Core/Type/BirthdayTypeTest.php
index 53e5c959cee95..8cf2d0d3c6415 100644
--- a/src/Symfony/Component/Form/Tests/Extension/Core/Type/BirthdayTypeTest.php
+++ b/src/Symfony/Component/Form/Tests/Extension/Core/Type/BirthdayTypeTest.php
@@ -29,4 +29,35 @@ public function testSetInvalidYearsOption()
             'widget' => 'choice',
         ]);
     }
+
+    public function testWidgetSingleTextHasDefaultAttrMinMax()
+    {
+        $currentMonth = date('m');
+        $currentDay = date('d');
+        $form = $this->factory->create(static::TESTED_TYPE, null, [
+            'widget' => 'single_text',
+        ]);
+        $formView = $form->createView();
+        $options = $form->getConfig()->getOptions();
+        $expectedMin = sprintf('%d-%s-%s', reset($options['years']), $currentMonth, $currentDay);
+        $expectedMax = sprintf('%d-%s-%s', end($options['years']), $currentMonth, $currentDay);
+        $this->assertEquals($expectedMin, $formView->vars['attr']['min']);
+        $this->assertEquals($expectedMax, $formView->vars['attr']['max']);
+    }
+
+    public function testWidgetSingleTextDoesntRemoveUserAttr()
+    {
+        $expectedMin = date('Y-m-d', strtotime('10 years ago'));
+        $expectedMax = date('Y-m-d', strtotime('1 years ago'));
+        $form = $this->factory->create(static::TESTED_TYPE, null, [
+            'widget' => 'single_text',
+            'attr' => [
+                'min' => $expectedMin,
+                'max' => $expectedMax
+            ]
+        ]);
+        $formView = $form->createView();
+        $this->assertEquals($expectedMin, $formView->vars['attr']['min']);
+        $this->assertEquals($expectedMax, $formView->vars['attr']['max']);
+    }
 }