diff --git a/reference/constraints.rst b/reference/constraints.rst
index d81a4eefd37..2e30e3ee19f 100644
--- a/reference/constraints.rst
+++ b/reference/constraints.rst
@@ -32,6 +32,11 @@ Validation Constraints Reference
    constraints/Range
    constraints/DivisibleBy
 
+   constraints/Positive
+   constraints/PositiveOrZero
+   constraints/Negative
+   constraints/NegativeOrZero
+
    constraints/Date
    constraints/DateTime
    constraints/Time
diff --git a/reference/constraints/Negative.rst b/reference/constraints/Negative.rst
new file mode 100644
index 00000000000..0a3e91c4fce
--- /dev/null
+++ b/reference/constraints/Negative.rst
@@ -0,0 +1,106 @@
+Negative
+========
+
+.. versionadded:: 4.3
+
+    The ``Negative`` constraint was introduced in Symfony 4.3.
+
+Validates that a value is a negative number. To force that a value is a negative
+number or equal to zero, see :doc:`/reference/constraints/NegativeOrZero`.
+To force a value is positive, see :doc:`/reference/constraints/Positive`.
+
+==========  ===================================================================
+Applies to  :ref:`property or method <validation-property-target>`
+Options     - `groups`_
+            - `message`_
+            - `payload`_
+Class       :class:`Symfony\\Component\\Validator\\Constraints\\Negative`
+Validator   :class:`Symfony\\Component\\Validator\\Constraints\\LesserThanValidator`
+==========  ===================================================================
+
+Basic Usage
+-----------
+
+The following constraint ensure that:
+
+* the ``withdraw`` of a  bankaccount ``TransferItem`` is a negative number (lesser than zero)
+
+.. configuration-block::
+
+    .. code-block:: php-annotations
+
+        // src/Entity/TransferItem.php
+        namespace App\Entity;
+
+        use Symfony\Component\Validator\Constraints as Assert;
+
+        class TransferItem
+        {
+            /**
+             * @Assert\Negative
+             */
+            protected $withdraw;
+        }
+
+    .. code-block:: yaml
+
+        # config/validator/validation.yaml
+        App\Entity\TransferItem:
+            properties:
+                withdraw:
+                    - Negative
+
+    .. code-block:: xml
+
+        <!-- config/validator/validation.xml -->
+        <?xml version="1.0" encoding="UTF-8" ?>
+        <constraint-mapping xmlns="http://symfony.com/schema/dic/constraint-mapping"
+            xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+            xsi:schemaLocation="http://symfony.com/schema/dic/constraint-mapping https://symfony.com/schema/dic/constraint-mapping/constraint-mapping-1.0.xsd">
+
+            <class name="App\Entity\TransferItem">
+                <property name="withdraw">
+                    <constraint name="Negative"></constraint>
+                </property>
+            </class>
+        </constraint-mapping>
+
+    .. code-block:: php
+
+        // src/Entity/TransferItem.php
+        namespace App\Entity;
+
+        use Symfony\Component\Validator\Mapping\ClassMetadata;
+        use Symfony\Component\Validator\Constraints as Assert;
+
+        class TransferItem
+        {
+            public static function loadValidatorMetadata(ClassMetadata $metadata)
+            {
+                $metadata->addPropertyConstraint('withdraw', new Assert\Negative());
+            }
+        }
+
+Available Options
+-----------------
+
+.. include:: /reference/constraints/_groups-option.rst.inc
+
+message
+~~~~~~~
+
+**type**: ``string`` **default**: ``This value should be negative.``
+
+The default message supplied when the value is not less than zero.
+
+You can use the following parameters in this message:
+
+=============================  ================================================
+Parameter                      Description
+=============================  ================================================
+``{{ compared_value }}``       Always zero
+``{{ compared_value_type }}``  The expected value type
+``{{ value }}``                The current (invalid) value
+=============================  ================================================
+
+.. include:: /reference/constraints/_payload-option.rst.inc
diff --git a/reference/constraints/NegativeOrZero.rst b/reference/constraints/NegativeOrZero.rst
new file mode 100644
index 00000000000..7d0dc452a5f
--- /dev/null
+++ b/reference/constraints/NegativeOrZero.rst
@@ -0,0 +1,107 @@
+NegativeOrZero
+==============
+
+.. versionadded:: 4.3
+
+    The ``NegativeOrZero`` constraint was introduced in Symfony 4.3.
+
+Validates that a value is a negative number or equal to zero. To force that a value
+is only a negative number, see :doc:`/reference/constraints/Negative`.
+To force a value is positive or equal to zero,
+see :doc:`/reference/constraints/PositiveOrZero`.
+
+==========  ===================================================================
+Applies to  :ref:`property or method <validation-property-target>`
+Options     - `groups`_
+            - `message`_
+            - `payload`_
+Class       :class:`Symfony\\Component\\Validator\\Constraints\\NegativeOrZero`
+Validator   :class:`Symfony\\Component\\Validator\\Constraints\\LesserThanOrEqualValidator`
+==========  ===================================================================
+
+Basic Usage
+-----------
+
+The following constraint ensure that:
+
+* the ``level`` of a ``UnderGroundGarage`` is a negative number or equal to zero
+
+.. configuration-block::
+
+    .. code-block:: php-annotations
+
+        // src/Entity/TransferItem.php
+        namespace App\Entity;
+
+        use Symfony\Component\Validator\Constraints as Assert;
+
+        class UnderGroundGarage
+        {
+            /**
+             * @Assert\NegativeOrZero
+             */
+            protected $level;
+        }
+
+    .. code-block:: yaml
+
+        # config/validator/validation.yaml
+        App\Entity\UnderGroundGarage:
+            properties:
+                level:
+                    - NegativeOrZero
+
+    .. code-block:: xml
+
+        <!-- config/validator/validation.xml -->
+        <?xml version="1.0" encoding="UTF-8" ?>
+        <constraint-mapping xmlns="http://symfony.com/schema/dic/constraint-mapping"
+            xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+            xsi:schemaLocation="http://symfony.com/schema/dic/constraint-mapping https://symfony.com/schema/dic/constraint-mapping/constraint-mapping-1.0.xsd">
+
+            <class name="App\Entity\UnderGroundGarage">
+                <property name="level">
+                    <constraint name="NegativeOrZero"></constraint>
+                </property>
+            </class>
+        </constraint-mapping>
+
+    .. code-block:: php
+
+        // src/Entity/UnderGroundGarage.php
+        namespace App\Entity;
+
+        use Symfony\Component\Validator\Mapping\ClassMetadata;
+        use Symfony\Component\Validator\Constraints as Assert;
+
+        class UnderGroundGarage
+        {
+            public static function loadValidatorMetadata(ClassMetadata $metadata)
+            {
+                $metadata->addPropertyConstraint('level', new Assert\NegativeOrZero());
+            }
+        }
+
+Available Options
+-----------------
+
+.. include:: /reference/constraints/_groups-option.rst.inc
+
+message
+~~~~~~~
+
+**type**: ``string`` **default**: ``This value should be either negative or zero.``
+
+The default message supplied when the value is not less than or equal to zero.
+
+You can use the following parameters in this message:
+
+=============================  ================================================
+Parameter                      Description
+=============================  ================================================
+``{{ compared_value }}``       Always zero
+``{{ compared_value_type }}``  The expected value type
+``{{ value }}``                The current (invalid) value
+=============================  ================================================
+
+.. include:: /reference/constraints/_payload-option.rst.inc
\ No newline at end of file
diff --git a/reference/constraints/Positive.rst b/reference/constraints/Positive.rst
new file mode 100644
index 00000000000..1897758c3bf
--- /dev/null
+++ b/reference/constraints/Positive.rst
@@ -0,0 +1,106 @@
+Positive
+========
+
+.. versionadded:: 4.3
+
+    The ``Positive`` constraint was introduced in Symfony 4.3.
+
+Validates that a value is a positive number. To force that a value is positive
+number or equal to zero, see :doc:`/reference/constraints/PositiveOrZero`.
+To force a value is negative, see :doc:`/reference/constraints/Negative`.
+
+==========  ===================================================================
+Applies to  :ref:`property or method <validation-property-target>`
+Options     - `groups`_
+            - `message`_
+            - `payload`_
+Class       :class:`Symfony\\Component\\Validator\\Constraints\\Positive`
+Validator   :class:`Symfony\\Component\\Validator\\Constraints\\GreaterThanValidator`
+==========  ===================================================================
+
+Basic Usage
+-----------
+
+The following constraint ensure that:
+
+* the ``income`` of an ``Employee`` is a positive number (greater than zero)
+
+.. configuration-block::
+
+    .. code-block:: php-annotations
+
+        // src/Entity/Employee.php
+        namespace App\Entity;
+
+        use Symfony\Component\Validator\Constraints as Assert;
+
+        class Employee
+        {
+            /**
+             * @Assert\Positive
+             */
+            protected $income;
+        }
+
+    .. code-block:: yaml
+
+        # config/validator/validation.yaml
+        App\Entity\Employee:
+            properties:
+                income:
+                    - Positive
+
+    .. code-block:: xml
+
+        <!-- config/validator/validation.xml -->
+        <?xml version="1.0" encoding="UTF-8" ?>
+        <constraint-mapping xmlns="http://symfony.com/schema/dic/constraint-mapping"
+            xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+            xsi:schemaLocation="http://symfony.com/schema/dic/constraint-mapping https://symfony.com/schema/dic/constraint-mapping/constraint-mapping-1.0.xsd">
+
+            <class name="App\Entity\Employee">
+                <property name="income">
+                    <constraint name="Positive"></constraint>
+                </property>
+            </class>
+        </constraint-mapping>
+
+    .. code-block:: php
+
+        // src/Entity/Employee.php
+        namespace App\Entity;
+
+        use Symfony\Component\Validator\Mapping\ClassMetadata;
+        use Symfony\Component\Validator\Constraints as Assert;
+
+        class Employee
+        {
+            public static function loadValidatorMetadata(ClassMetadata $metadata)
+            {
+                $metadata->addPropertyConstraint('income', new Assert\Positive());
+            }
+        }
+
+Available Options
+-----------------
+
+.. include:: /reference/constraints/_groups-option.rst.inc
+
+message
+~~~~~~~
+
+**type**: ``string`` **default**: ``This value should be positive.``
+
+The default message supplied when the value is not greater than zero.
+
+You can use the following parameters in this message:
+
+=============================  ================================================
+Parameter                      Description
+=============================  ================================================
+``{{ compared_value }}``       Always zero
+``{{ compared_value_type }}``  The expected value type
+``{{ value }}``                The current (invalid) value
+=============================  ================================================
+
+.. include:: /reference/constraints/_payload-option.rst.inc
diff --git a/reference/constraints/PositiveOrZero.rst b/reference/constraints/PositiveOrZero.rst
new file mode 100644
index 00000000000..44e736ee044
--- /dev/null
+++ b/reference/constraints/PositiveOrZero.rst
@@ -0,0 +1,107 @@
+PositiveOrZero
+==============
+
+.. versionadded:: 4.3
+
+    The ``PositiveOrZero`` constraint was introduced in Symfony 4.3.
+
+Validates that a value is a positive number or equal to zero. To force that
+a value is only a positiven umber, see :doc:`/reference/constraints/Positive`.
+To force a value is negative or equal to zero,
+see :doc:`/reference/constraints/NegativeOrZero`.
+
+==========  ===================================================================
+Applies to  :ref:`property or method <validation-property-target>`
+Options     - `groups`_
+            - `message`_
+            - `payload`_
+Class       :class:`Symfony\\Component\\Validator\\Constraints\\PositiveOrZero`
+Validator   :class:`Symfony\\Component\\Validator\\Constraints\\GreaterThanOrEqualValidator`
+==========  ===================================================================
+
+Basic Usage
+-----------
+
+The following constraint ensure that:
+
+* the number of ``siblings`` of a ``Person`` is positive or zero
+
+.. configuration-block::
+
+    .. code-block:: php-annotations
+
+        // src/Entity/Person.php
+        namespace App\Entity;
+
+        use Symfony\Component\Validator\Constraints as Assert;
+
+        class Person
+        {
+            /**
+             * @Assert\PositiveOrZero
+             */
+            protected $siblings;
+        }
+
+    .. code-block:: yaml
+
+        # config/validator/validation.yaml
+        App\Entity\Person:
+            properties:
+                siblings:
+                    - PositiveOrZero
+
+    .. code-block:: xml
+
+        <!-- config/validator/validation.xml -->
+        <?xml version="1.0" encoding="UTF-8" ?>
+        <constraint-mapping xmlns="http://symfony.com/schema/dic/constraint-mapping"
+            xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+            xsi:schemaLocation="http://symfony.com/schema/dic/constraint-mapping https://symfony.com/schema/dic/constraint-mapping/constraint-mapping-1.0.xsd">
+
+            <class name="App\Entity\Person">
+                <property name="siblings">
+                    <constraint name="PositiveOrZero"></constraint>
+                </property>
+            </class>
+        </constraint-mapping>
+
+    .. code-block:: php
+
+        // src/Entity/Person.php
+        namespace App\Entity;
+
+        use Symfony\Component\Validator\Mapping\ClassMetadata;
+        use Symfony\Component\Validator\Constraints as Assert;
+
+        class Person
+        {
+            public static function loadValidatorMetadata(ClassMetadata $metadata)
+            {
+                $metadata->addPropertyConstraint('siblings', new Assert\PositiveOrZero());
+            }
+        }
+
+Available Options
+-----------------
+
+.. include:: /reference/constraints/_groups-option.rst.inc
+
+message
+~~~~~~~
+
+**type**: ``string`` **default**: ``This value should be either positive or zero.``
+
+The default message supplied when the value is not greater than or equal to zero.
+
+You can use the following parameters in this message:
+
+=============================  ================================================
+Parameter                      Description
+=============================  ================================================
+``{{ compared_value }}``       Always zero
+``{{ compared_value_type }}``  The expected value type
+``{{ value }}``                The current (invalid) value
+=============================  ================================================
+
+.. include:: /reference/constraints/_payload-option.rst.inc
diff --git a/reference/constraints/map.rst.inc b/reference/constraints/map.rst.inc
index 4f95a168242..5402a2fd0d2 100644
--- a/reference/constraints/map.rst.inc
+++ b/reference/constraints/map.rst.inc
@@ -38,6 +38,13 @@ Comparison Constraints
 * :doc:`Range </reference/constraints/Range>`
 * :doc:`DivisibleBy </reference/constraints/DivisibleBy>`
 
+Number Constraints
+~~~~~~~~~~~~~~~~~~
+* :doc:`Positive </reference/constraints/Positive>`
+* :doc:`PositiveOrZero </reference/constraints/PositiveOrZero>`
+* :doc:`Negative </reference/constraints/Negative>`
+* :doc:`NegativeOrZero </reference/constraints/NegativeOrZero>`
+
 Date Constraints
 ~~~~~~~~~~~~~~~~
 

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