diff --git a/README.md b/README.md
index ff0bfa1a91c4a4e1f925f4ec2e4187d9183e8459..9bb40288e261ef6da5099b28379c10004260b5b9 100644
--- a/README.md
+++ b/README.md
@@ -58,13 +58,6 @@ class PersonProvider implements PersonProviderInterface
         return $people;
     }
 
-    public function getPersonsByNameAndBirthDate(string $givenName, string $familyName, string $birthDate): array
-    {
-        $people = some_method_to_fetch_persons_by_name_and_birthday($givenName, $familyName, $birthDate);
-
-        return $people;
-    }
-
     public function getPerson(string $id): Person
     {
         return some_method_to_fetch_person_by_id($id);
diff --git a/src/API/PersonProviderInterface.php b/src/API/PersonProviderInterface.php
index d126d4dff8e23626dcd08f67b72630dee21f2498..e6f51f559c66c2422580d549655ff881252a5ec7 100644
--- a/src/API/PersonProviderInterface.php
+++ b/src/API/PersonProviderInterface.php
@@ -15,11 +15,6 @@ interface PersonProviderInterface
      */
     public function getPersons(array $filters): array;
 
-    /**
-     * @return Person[]
-     */
-    public function getPersonsByNameAndBirthDate(string $givenName, string $familyName, string $birthDate): array;
-
     public function getPerson(string $id): Person;
 
     /**
diff --git a/src/Service/DummyPersonProvider.php b/src/Service/DummyPersonProvider.php
index ca679533dbd9c740519156ee63296b346f4f4468..3ad44c1e88c1461f31ca043e8afe22325b6ba9f5 100644
--- a/src/Service/DummyPersonProvider.php
+++ b/src/Service/DummyPersonProvider.php
@@ -29,11 +29,6 @@ class DummyPersonProvider implements PersonProviderInterface
         return [];
     }
 
-    public function getPersonsByNameAndBirthDate(string $givenName, string $familyName, string $birthDate): array
-    {
-        return [];
-    }
-
     public function getPerson(string $id): Person
     {
         $person = new Person();
diff --git a/src/TestUtils/DummyPersonProvider.php b/src/TestUtils/DummyPersonProvider.php
index 62f2e102d3261c5b581f77b28ae3714ce96ff319..ea3c5c527dae7af087c16bbaee5f5b97152538b7 100644
--- a/src/TestUtils/DummyPersonProvider.php
+++ b/src/TestUtils/DummyPersonProvider.php
@@ -43,11 +43,6 @@ class DummyPersonProvider implements PersonProviderInterface
         throw new ItemNotFoundException();
     }
 
-    public function getPersonsByNameAndBirthDate(string $givenName, string $familyName, string $birthDate): array
-    {
-        return [];
-    }
-
     public function setCurrentIdentifier(string $identifier): void
     {
         $this->person->setIdentifier($identifier);