diff --git a/src/main/resources/sql/functions/comment/find_comments_by_citizen.sql b/src/main/resources/sql/functions/comment/find_comments_by_citizen.sql
index a91332c..40a80b1 100644
--- a/src/main/resources/sql/functions/comment/find_comments_by_citizen.sql
+++ b/src/main/resources/sql/functions/comment/find_comments_by_citizen.sql
@@ -37,4 +37,4 @@ begin
 end;
 $$;
 
--- drop function if exists find_comments_by_citizen(uuid, int, int);
+-- drop function if exists find_comments_by_citizen(uuid, regclass, int, int);
diff --git a/src/main/resources/sql/functions/vote/find_votes_by_citizen.sql b/src/main/resources/sql/functions/vote/find_votes_by_citizen.sql
new file mode 100644
index 0000000..981cc1f
--- /dev/null
+++ b/src/main/resources/sql/functions/vote/find_votes_by_citizen.sql
@@ -0,0 +1,40 @@
+create or replace function find_votes_by_citizen(
+    _created_by_id uuid,
+    _reference regclass default null,
+    "limit" int default 50,
+    "offset" int default 0,
+    out resource json,
+    out total int
+) language plpgsql as
+$$
+begin
+    select
+        json_agg(t),
+        (
+            select count(id) from vote
+            where
+                  (_reference is null or _reference = target_reference)
+              and created_by_id = _created_by_id
+        )
+    into resource, total
+    from (
+        select
+            v.*,
+            find_reference_by_id(v.target_id, _reference) as target,
+            find_citizen_by_id(v.created_by_id) as created_by
+
+        from vote as v
+
+        where
+            (_reference is null or _reference = target_reference)
+          and created_by_id = _created_by_id
+
+        order by
+            v.created_at desc
+
+        limit "limit" offset "offset"
+    ) as t;
+end;
+$$;
+
+-- drop function if exists find_votes_by_citizen(uuid, regclass, int, int);
diff --git a/src/test/sql/vote.sql b/src/test/sql/vote.sql
index 35774d4..8731e9a 100644
--- a/src/test/sql/vote.sql
+++ b/src/test/sql/vote.sql
@@ -2,7 +2,9 @@ do
 $$
 declare
     created_user     json  := '{"username": "george", "plain_password": "azerty", "roles": ["ROLE_USER"]}';
+    created_user2    json  := '{"username": "george2", "plain_password": "azerty", "roles": ["ROLE_USER"]}';
     _citizen_id      uuid;
+    _citizen_id2      uuid;
     created_citizen json := $json$
     {
       "name": {
@@ -12,6 +14,15 @@ declare
       "birthday": "2001-01-01"
     }
     $json$;
+    created_citizen2 json := $json$
+    {
+      "name": {
+        "first_name": "George2",
+        "last_name": "MICHEL2"
+      },
+      "birthday": "2001-01-02"
+    }
+    $json$;
     created_article  json := $json$
     {
       "version_id": "933b6a1b-50c9-42b6-989f-c02a57814ef9",
@@ -26,14 +37,20 @@ declare
     }
     $json$;
     votes jsonb;
+    votes_of_citizen json;
+    votes_total int;
 begin
     -- insert user for context
     select insert_user(created_user) into created_user;
+    select insert_user(created_user2) into created_user2;
     created_citizen := jsonb_set(created_citizen::jsonb, '{user}'::text[], jsonb_build_object('id', created_user->>'id'), true)::json;
+    created_citizen2 := jsonb_set(created_citizen2::jsonb, '{user}'::text[], jsonb_build_object('id', created_user2->>'id'), true)::json;
 
     -- insert new citizen for context
     select upsert_citizen(created_citizen) into created_citizen;
+    select upsert_citizen(created_citizen2) into created_citizen2;
     _citizen_id := created_citizen->>'id';
+    _citizen_id2 := created_citizen2->>'id';
     created_article := jsonb_set(created_article::jsonb, '{created_by}'::text[], jsonb_build_object('id', _citizen_id::text), true)::json;
     assert created_article#>>'{created_by, id}' = _citizen_id::text, format('citizenId in article must be the same as citizen, %s != %s', created_article#>>'{created_by, id}', _citizen_id::text);
     -- upsert article
@@ -72,6 +89,14 @@ begin
     select count_vote('article', '933b6a1b-50c9-42b6-989f-c02a57814ef9') into votes;
     assert ((votes->>'up')::int = 0), 'vote.up must be 0';
 
+    -- Test "find_votes_by_citizen"
+    select resource, total into votes_of_citizen, votes_total from find_votes_by_citizen(_citizen_id2);
+    assert (votes_total = 0), format('votes count for user %s must be 0, instead of %s', _citizen_id2, votes_total);
+
+    select resource, total into votes_of_citizen, votes_total from find_votes_by_citizen(_citizen_id);
+    assert (votes_total = 1), format('votes count for user %s must be 1, instead of %s', _citizen_id, votes_total);
+    assert ((votes_of_citizen#>>'{0,note}')::int = -1), format('the note must be -1, instead of %s', (votes_of_citizen#>>'{0,note}'));
+
     -- delete vote and context
     delete from vote;
     delete from article;