diff --git a/src/Autocomplete/composer.json b/src/Autocomplete/composer.json
index df4032610c8..24f88bafabf 100644
--- a/src/Autocomplete/composer.json
+++ b/src/Autocomplete/composer.json
@@ -42,6 +42,7 @@
         "symfony/security-bundle": "^5.4|^6.0",
         "symfony/security-csrf": "^5.4|^6.0",
         "symfony/twig-bundle": "^5.4|^6.0",
+        "symfony/uid": "^5.4|^6.0",
         "zenstruck/browser": "^1.1",
         "zenstruck/foundry": "^1.19"
     },
diff --git a/src/Autocomplete/src/Form/AutocompleteEntityTypeSubscriber.php b/src/Autocomplete/src/Form/AutocompleteEntityTypeSubscriber.php
index 6e0eee7d6e1..94dd289531d 100644
--- a/src/Autocomplete/src/Form/AutocompleteEntityTypeSubscriber.php
+++ b/src/Autocomplete/src/Form/AutocompleteEntityTypeSubscriber.php
@@ -11,6 +11,10 @@
 
 namespace Symfony\UX\Autocomplete\Form;
 
+use Doctrine\Common\Collections\ArrayCollection;
+use Doctrine\ORM\EntityManagerInterface;
+use Doctrine\ORM\Query\Parameter;
+use Doctrine\ORM\Utility\PersisterHelper;
 use Symfony\Bridge\Doctrine\Form\Type\EntityType;
 use Symfony\Component\EventDispatcher\EventSubscriberInterface;
 use Symfony\Component\Form\FormEvent;
@@ -53,9 +57,34 @@ public function preSubmit(FormEvent $event)
         if (!isset($data['autocomplete']) || '' === $data['autocomplete']) {
             $options['choices'] = [];
         } else {
-            $options['choices'] = $options['em']->getRepository($options['class'])->findBy([
-                $options['id_reader']->getIdField() => $data['autocomplete'],
-            ]);
+            /** @var EntityManagerInterface $em */
+            $em = $options['em'];
+            $repository = $em->getRepository($options['class']);
+
+            $idField = $options['id_reader']->getIdField();
+            $idType = PersisterHelper::getTypeOfField($idField, $em->getClassMetadata($options['class']), $em)[0];
+
+            if ($options['multiple']) {
+                $params = [];
+                $idx = 0;
+
+                foreach ($data['autocomplete'] as $id) {
+                    $params[":id_$idx"] = new Parameter("id_$idx", $id, $idType);
+                    ++$idx;
+                }
+
+                $options['choices'] = $repository->createQueryBuilder('o')
+                    ->where(sprintf("o.$idField IN (%s)", implode(', ', array_keys($params))))
+                    ->setParameters(new ArrayCollection($params))
+                    ->getQuery()
+                    ->getResult();
+            } else {
+                $options['choices'] = $repository->createQueryBuilder('o')
+                    ->where("o.$idField = :id")
+                    ->setParameter('id', $data['autocomplete'], $idType)
+                    ->getQuery()
+                    ->getResult();
+            }
         }
 
         // reset some critical lazy options
diff --git a/src/Autocomplete/tests/Fixtures/Entity/Ingredient.php b/src/Autocomplete/tests/Fixtures/Entity/Ingredient.php
new file mode 100644
index 00000000000..bc810d53513
--- /dev/null
+++ b/src/Autocomplete/tests/Fixtures/Entity/Ingredient.php
@@ -0,0 +1,53 @@
+<?php
+
+namespace Symfony\UX\Autocomplete\Tests\Fixtures\Entity;
+
+use Doctrine\ORM\Mapping as ORM;
+use Symfony\Component\Uid\UuidV4;
+
+#[ORM\Entity()]
+class Ingredient
+{
+    #[ORM\Id]
+    #[ORM\GeneratedValue(strategy: 'NONE')]
+    #[ORM\Column(type: 'uuid')]
+    private UuidV4 $id;
+
+    #[ORM\Column()]
+    private ?string $name = null;
+
+    #[ORM\ManyToOne(inversedBy: 'ingredients')]
+    private Product $product;
+
+    public function __construct(UuidV4 $id)
+    {
+        $this->id = $id;
+    }
+
+    public function getId(): UuidV4
+    {
+        return $this->id;
+    }
+
+    public function getName(): ?string
+    {
+        return $this->name;
+    }
+
+    public function setName(string $name): self
+    {
+        $this->name = $name;
+
+        return $this;
+    }
+
+    public function setProduct(?Product $product): void
+    {
+        $this->product = $product;
+    }
+
+    public function getProduct(): ?Product
+    {
+        return $this->product;
+    }
+}
diff --git a/src/Autocomplete/tests/Fixtures/Entity/Product.php b/src/Autocomplete/tests/Fixtures/Entity/Product.php
index 966ae0ece5e..8640290b986 100644
--- a/src/Autocomplete/tests/Fixtures/Entity/Product.php
+++ b/src/Autocomplete/tests/Fixtures/Entity/Product.php
@@ -2,9 +2,10 @@
 
 namespace Symfony\UX\Autocomplete\Tests\Fixtures\Entity;
 
+use Doctrine\Common\Collections\ArrayCollection;
+use Doctrine\Common\Collections\Collection;
 use Doctrine\DBAL\Types\Types;
 use Doctrine\ORM\Mapping as ORM;
-use Symfony\Component\Validator\Constraints\NotBlank;
 
 #[ORM\Entity()]
 class Product
@@ -30,6 +31,14 @@ class Product
     #[ORM\JoinColumn(nullable: false)]
     private ?Category $category = null;
 
+    #[Orm\OneToMany(targetEntity: Ingredient::class, mappedBy: 'product')]
+    private Collection $ingredients;
+
+    public function __construct()
+    {
+        $this->ingredients = new ArrayCollection();
+    }
+
     public function getId(): ?int
     {
         return $this->id;
@@ -94,4 +103,34 @@ public function setCategory(?Category $category): self
 
         return $this;
     }
+
+    /**
+     * @return Collection<int, Ingredient>
+     */
+    public function getIngredients(): Collection
+    {
+        return $this->ingredients;
+    }
+
+    public function addIngredient(Ingredient $ingredient): self
+    {
+        if (!$this->ingredients->contains($ingredient)) {
+            $this->ingredients[] = $ingredient;
+            $ingredient->setProduct($this);
+        }
+
+        return $this;
+    }
+
+    public function removeIngredient(Ingredient $ingredient): self
+    {
+        if ($this->ingredients->removeElement($ingredient)) {
+            // set the owning side to null (unless already changed)
+            if ($ingredient->getProduct() === $this) {
+                $ingredient->setProduct(null);
+            }
+        }
+
+        return $this;
+    }
 }
diff --git a/src/Autocomplete/tests/Fixtures/Factory/IngredientFactory.php b/src/Autocomplete/tests/Fixtures/Factory/IngredientFactory.php
new file mode 100644
index 00000000000..ee238ce1e10
--- /dev/null
+++ b/src/Autocomplete/tests/Fixtures/Factory/IngredientFactory.php
@@ -0,0 +1,49 @@
+<?php
+
+namespace Symfony\UX\Autocomplete\Tests\Fixtures\Factory;
+
+use Doctrine\ORM\EntityRepository;
+use Symfony\Component\Uid\UuidV4;
+use Symfony\UX\Autocomplete\Tests\Fixtures\Entity\Ingredient;
+use Zenstruck\Foundry\RepositoryProxy;
+use Zenstruck\Foundry\ModelFactory;
+use Zenstruck\Foundry\Proxy;
+
+/**
+ * @extends ModelFactory<Ingredient>
+ *
+ * @method static Ingredient|Proxy createOne(array $attributes = [])
+ * @method static Ingredient[]|Proxy[] createMany(int $number, array|callable $attributes = [])
+ * @method static Ingredient|Proxy find(object|array|mixed $criteria)
+ * @method static Ingredient|Proxy findOrCreate(array $attributes)
+ * @method static Ingredient|Proxy first(string $sortedField = 'id')
+ * @method static Ingredient|Proxy last(string $sortedField = 'id')
+ * @method static Ingredient|Proxy random(array $attributes = [])
+ * @method static Ingredient|Proxy randomOrCreate(array $attributes = []))
+ * @method static Ingredient[]|Proxy[] all()
+ * @method static Ingredient[]|Proxy[] findBy(array $attributes)
+ * @method static Ingredient[]|Proxy[] randomSet(int $number, array $attributes = []))
+ * @method static Ingredient[]|Proxy[] randomRange(int $min, int $max, array $attributes = []))
+ * @method static EntityRepository|RepositoryProxy repository()
+ * @method Ingredient|Proxy create(array|callable $attributes = [])
+ */
+final class IngredientFactory extends ModelFactory
+{
+    protected function getDefaults(): array
+    {
+        return [
+            'id' => new UuidV4(),
+            'name' => self::faker()->text(),
+        ];
+    }
+
+    protected function initialize(): self
+    {
+        return $this;
+    }
+
+    protected static function getClass(): string
+    {
+        return Ingredient::class;
+    }
+}
diff --git a/src/Autocomplete/tests/Fixtures/Form/IngredientAutocompleteType.php b/src/Autocomplete/tests/Fixtures/Form/IngredientAutocompleteType.php
new file mode 100644
index 00000000000..5a3696a39a2
--- /dev/null
+++ b/src/Autocomplete/tests/Fixtures/Form/IngredientAutocompleteType.php
@@ -0,0 +1,29 @@
+<?php
+
+namespace Symfony\UX\Autocomplete\Tests\Fixtures\Form;
+
+use Symfony\Component\Form\AbstractType;
+use Symfony\Component\OptionsResolver\OptionsResolver;
+use Symfony\UX\Autocomplete\Form\AsEntityAutocompleteField;
+use Symfony\UX\Autocomplete\Form\ParentEntityAutocompleteType;
+use Symfony\UX\Autocomplete\Tests\Fixtures\Entity\Ingredient;
+
+#[AsEntityAutocompleteField]
+class IngredientAutocompleteType extends AbstractType
+{
+    public function configureOptions(OptionsResolver $resolver)
+    {
+        $resolver->setDefaults([
+            'class' => Ingredient::class,
+            'choice_label' => function(Ingredient $ingredient) {
+                return '<strong>'.$ingredient->getName().'</strong>';
+            },
+            'multiple' => true,
+        ]);
+    }
+
+    public function getParent(): string
+    {
+        return ParentEntityAutocompleteType::class;
+    }
+}
diff --git a/src/Autocomplete/tests/Fixtures/Form/ProductType.php b/src/Autocomplete/tests/Fixtures/Form/ProductType.php
index 9261087fd8f..ce99325d058 100644
--- a/src/Autocomplete/tests/Fixtures/Form/ProductType.php
+++ b/src/Autocomplete/tests/Fixtures/Form/ProductType.php
@@ -15,6 +15,7 @@ public function buildForm(FormBuilderInterface $builder, array $options): void
     {
         $builder
             ->add('category', CategoryAutocompleteType::class)
+            ->add('ingredients', IngredientAutocompleteType::class)
             ->add('portionSize', ChoiceType::class, [
                 'choices' => [
                     'extra small <span>🥨</span>' => 'xs',
diff --git a/src/Autocomplete/tests/Functional/AutocompleteFormRenderingTest.php b/src/Autocomplete/tests/Functional/AutocompleteFormRenderingTest.php
index f03e749537b..738530ad6f1 100644
--- a/src/Autocomplete/tests/Functional/AutocompleteFormRenderingTest.php
+++ b/src/Autocomplete/tests/Functional/AutocompleteFormRenderingTest.php
@@ -13,6 +13,7 @@
 
 use Symfony\Bundle\FrameworkBundle\Test\KernelTestCase;
 use Symfony\UX\Autocomplete\Tests\Fixtures\Factory\CategoryFactory;
+use Symfony\UX\Autocomplete\Tests\Fixtures\Factory\IngredientFactory;
 use Zenstruck\Browser\Test\HasBrowser;
 use Zenstruck\Foundry\Test\Factories;
 use Zenstruck\Foundry\Test\ResetDatabase;
@@ -60,4 +61,34 @@ public function testCategoryFieldSubmitsCorrectly()
             ->assertContains('First cat')
         ;
     }
+
+    public function testProperlyLoadsChoicesWithIdValueObjects()
+    {
+        $ingredient1 = IngredientFactory::createOne(['name' => 'Flour']);
+        $ingredient2 = IngredientFactory::createOne(['name' => 'Sugar']);
+
+        $this->browser()
+            ->throwExceptions()
+            ->get('/test-form')
+            ->assertElementCount('#product_ingredients_autocomplete option', 0)
+            ->assertNotContains('Flour')
+            ->assertNotContains('Sugar')
+            ->post('/test-form', [
+                'body' => [
+                    'product' => [
+                        'ingredients' => [
+                            'autocomplete' => [
+                                (string) $ingredient1->getId(),
+                                (string) $ingredient2->getId(),
+                            ],
+                        ],
+                    ],
+                ],
+            ])
+            // assert that selected options are not lost
+            ->assertElementCount('#product_ingredients_autocomplete option', 2)
+            ->assertContains('Flour')
+            ->assertContains('Sugar')
+        ;
+    }
 }