diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0f503e19d..38f25b293 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -37,6 +37,7 @@ and this project adheres to
 * [main] location form type: fix unmapped address field (https://gitlab.com/champs-libres/departement-de-la-vendee/accent-suivi-developpement/-/issues/246)
 * [activity] fix wrong import of js assets for adding and viewing documents in activity (https://gitlab.com/champs-libres/departement-de-la-vendee/accent-suivi-developpement/-/issues/83 & https://gitlab.com/champs-libres/departement-de-la-vendee/accent-suivi-developpement/-/issues/176)
 * [person]: space added between deathdate and age in twig renderbox (https://gitlab.com/champs-libres/departement-de-la-vendee/chill/-/issues/380)
+* [forms] dynamic picker types for user/person/thirdparty types created (https://gitlab.com/champs-libres/departement-de-la-vendee/chill/-/issues/386)
 
 ### test release 2022-01-17
 
diff --git a/src/Bundle/ChillMainBundle/Form/Type/DataTransformer/UserToJsonTransformer.php b/src/Bundle/ChillMainBundle/Form/Type/DataTransformer/EntityToJsonTransformer.php
similarity index 91%
rename from src/Bundle/ChillMainBundle/Form/Type/DataTransformer/UserToJsonTransformer.php
rename to src/Bundle/ChillMainBundle/Form/Type/DataTransformer/EntityToJsonTransformer.php
index ca87ea4f5..7ff68b13a 100644
--- a/src/Bundle/ChillMainBundle/Form/Type/DataTransformer/UserToJsonTransformer.php
+++ b/src/Bundle/ChillMainBundle/Form/Type/DataTransformer/EntityToJsonTransformer.php
@@ -19,7 +19,7 @@ use Symfony\Component\Serializer\Normalizer\DenormalizerInterface;
 use Symfony\Component\Serializer\SerializerInterface;
 use function array_key_exists;
 
-class UserToJsonTransformer implements DataTransformerInterface
+class EntityToJsonTransformer implements DataTransformerInterface
 {
     private DenormalizerInterface $denormalizer;
 
@@ -27,11 +27,14 @@ class UserToJsonTransformer implements DataTransformerInterface
 
     private SerializerInterface $serializer;
 
-    public function __construct(DenormalizerInterface $denormalizer, SerializerInterface $serializer, bool $multiple)
+    private string $type;
+
+    public function __construct(DenormalizerInterface $denormalizer, SerializerInterface $serializer, bool $multiple, string $type)
     {
         $this->denormalizer = $denormalizer;
         $this->serializer = $serializer;
         $this->multiple = $multiple;
+        $this->type = $type;
     }
 
     public function reverseTransform($value)
@@ -79,7 +82,7 @@ class UserToJsonTransformer implements DataTransformerInterface
         return
             $this->denormalizer->denormalize(
                 ['type' => $item['type'], 'id' => $item['id']],
-                User::class,
+                $this->type,
                 'json',
                 [AbstractNormalizer::GROUPS => ['read']],
             );
diff --git a/src/Bundle/ChillMainBundle/Form/Type/PickUserDynamicType.php b/src/Bundle/ChillMainBundle/Form/Type/PickUserDynamicType.php
index 52798608e..3bc4df436 100644
--- a/src/Bundle/ChillMainBundle/Form/Type/PickUserDynamicType.php
+++ b/src/Bundle/ChillMainBundle/Form/Type/PickUserDynamicType.php
@@ -12,7 +12,7 @@ declare(strict_types=1);
 namespace Chill\MainBundle\Form\Type;
 
 use Chill\MainBundle\Entity\User;
-use Chill\MainBundle\Form\Type\DataTransformer\UserToJsonTransformer;
+use Chill\MainBundle\Form\Type\DataTransformer\EntityToJsonTransformer;
 use Symfony\Component\Form\AbstractType;
 use Symfony\Component\Form\FormBuilderInterface;
 use Symfony\Component\Form\FormInterface;
@@ -38,7 +38,7 @@ class PickUserDynamicType extends AbstractType
 
     public function buildForm(FormBuilderInterface $builder, array $options)
     {
-        $builder->addViewTransformer(new UserToJsonTransformer($this->denormalizer, $this->serializer, $options['multiple']));
+        $builder->addViewTransformer(new EntityToJsonTransformer($this->denormalizer, $this->serializer, $options['multiple'], 'user'));
     }
 
     public function buildView(FormView $view, FormInterface $form, array $options)
@@ -58,6 +58,6 @@ class PickUserDynamicType extends AbstractType
 
     public function getBlockPrefix()
     {
-        return 'pick_user_dynamic';
+        return 'pick_entity_dynamic';
     }
 }
diff --git a/src/Bundle/ChillMainBundle/Resources/views/Form/fields.html.twig b/src/Bundle/ChillMainBundle/Resources/views/Form/fields.html.twig
index 25f1363c3..8bb09623f 100644
--- a/src/Bundle/ChillMainBundle/Resources/views/Form/fields.html.twig
+++ b/src/Bundle/ChillMainBundle/Resources/views/Form/fields.html.twig
@@ -216,7 +216,7 @@
     {% endif %}
 {% endblock %}
 
-{% block pick_user_dynamic_widget %}
+{% block pick_entity_dynamic_widget %}
     <input type="hidden" {{ block('widget_attributes') }} {% if value is not empty %}value="{{ value }}" {% endif %} data-input-uniqid="{{ form.vars['uniqid'] }}"/>
     <div data-module="pick-dynamic" data-types="{{ form.vars['types']|json_encode }}" data-multiple="{{ form.vars['multiple'] }}" data-uniqid="{{ form.vars['uniqid'] }}"></div>
 {% endblock %}
diff --git a/src/Bundle/ChillPersonBundle/Form/Type/PickPersonDynamicType.php b/src/Bundle/ChillPersonBundle/Form/Type/PickPersonDynamicType.php
new file mode 100644
index 000000000..41c90406f
--- /dev/null
+++ b/src/Bundle/ChillPersonBundle/Form/Type/PickPersonDynamicType.php
@@ -0,0 +1,62 @@
+<?php
+
+/**
+ * Chill is a software for social workers
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ */
+
+declare(strict_types=1);
+
+namespace Chill\PersonBundle\Form\Type;
+
+use Chill\MainBundle\Form\Type\DataTransformer\EntityToJsonTransformer;
+use Symfony\Component\Form\AbstractType;
+use Symfony\Component\Form\FormBuilderInterface;
+use Symfony\Component\Form\FormInterface;
+use Symfony\Component\Form\FormView;
+use Symfony\Component\OptionsResolver\OptionsResolver;
+use Symfony\Component\Serializer\Normalizer\DenormalizerInterface;
+use Symfony\Component\Serializer\SerializerInterface;
+
+/**
+ * Pick user dymically, using vuejs module "AddPerson".
+ */
+class PickPersonDynamicType extends AbstractType
+{
+    private DenormalizerInterface $denormalizer;
+
+    private SerializerInterface $serializer;
+
+    public function __construct(DenormalizerInterface $denormalizer, SerializerInterface $serializer)
+    {
+        $this->denormalizer = $denormalizer;
+        $this->serializer = $serializer;
+    }
+
+    public function buildForm(FormBuilderInterface $builder, array $options)
+    {
+        $builder->addViewTransformer(new EntityToJsonTransformer($this->denormalizer, $this->serializer, $options['multiple'], 'person'));
+    }
+
+    public function buildView(FormView $view, FormInterface $form, array $options)
+    {
+        $view->vars['multiple'] = $options['multiple'];
+        $view->vars['types'] = ['person'];
+        $view->vars['uniqid'] = uniqid('pick_user_dyn');
+    }
+
+    public function configureOptions(OptionsResolver $resolver)
+    {
+        $resolver
+            ->setDefault('multiple', false)
+            ->setAllowedTypes('multiple', ['bool'])
+            ->setDefault('compound', false);
+    }
+
+    public function getBlockPrefix()
+    {
+        return 'pick_entity_dynamic';
+    }
+}
diff --git a/src/Bundle/ChillThirdPartyBundle/Form/Type/PickThirdpartyDynamicType.php b/src/Bundle/ChillThirdPartyBundle/Form/Type/PickThirdpartyDynamicType.php
new file mode 100644
index 000000000..7c2fbff4f
--- /dev/null
+++ b/src/Bundle/ChillThirdPartyBundle/Form/Type/PickThirdpartyDynamicType.php
@@ -0,0 +1,62 @@
+<?php
+
+/**
+ * Chill is a software for social workers
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ */
+
+declare(strict_types=1);
+
+namespace Chill\ThirdPartyBundle\Form\Type;
+
+use Chill\MainBundle\Form\Type\DataTransformer\EntityToJsonTransformer;
+use Symfony\Component\Form\AbstractType;
+use Symfony\Component\Form\FormBuilderInterface;
+use Symfony\Component\Form\FormInterface;
+use Symfony\Component\Form\FormView;
+use Symfony\Component\OptionsResolver\OptionsResolver;
+use Symfony\Component\Serializer\Normalizer\DenormalizerInterface;
+use Symfony\Component\Serializer\SerializerInterface;
+
+/**
+ * Pick user dymically, using vuejs module "AddPerson".
+ */
+class PickThirdpartyDynamicType extends AbstractType
+{
+    private DenormalizerInterface $denormalizer;
+
+    private SerializerInterface $serializer;
+
+    public function __construct(DenormalizerInterface $denormalizer, SerializerInterface $serializer)
+    {
+        $this->denormalizer = $denormalizer;
+        $this->serializer = $serializer;
+    }
+
+    public function buildForm(FormBuilderInterface $builder, array $options)
+    {
+        $builder->addViewTransformer(new EntityToJsonTransformer($this->denormalizer, $this->serializer, $options['multiple'], 'thirdparty'));
+    }
+
+    public function buildView(FormView $view, FormInterface $form, array $options)
+    {
+        $view->vars['multiple'] = $options['multiple'];
+        $view->vars['types'] = ['thirdparty'];
+        $view->vars['uniqid'] = uniqid('pick_user_dyn');
+    }
+
+    public function configureOptions(OptionsResolver $resolver)
+    {
+        $resolver
+            ->setDefault('multiple', false)
+            ->setAllowedTypes('multiple', ['bool'])
+            ->setDefault('compound', false);
+    }
+
+    public function getBlockPrefix()
+    {
+        return 'pick_entity_dynamic';
+    }
+}