diff --git a/app/serializers/simple_tournament_serializer.rb b/app/serializers/simple_tournament_serializer.rb
new file mode 100644
index 0000000..c357f36
--- /dev/null
+++ b/app/serializers/simple_tournament_serializer.rb
@@ -0,0 +1,5 @@
+# frozen_string_literal: true
+
+class SimpleTournamentSerializer < ApplicationSerializer
+  attributes :name, :code, :description, :public
+end
diff --git a/app/serializers/tournament_serializer.rb b/app/serializers/tournament_serializer.rb
new file mode 100644
index 0000000..4c7c2c6
--- /dev/null
+++ b/app/serializers/tournament_serializer.rb
@@ -0,0 +1,6 @@
+# frozen_string_literal: true
+
+class TournamentSerializer < SimpleTournamentSerializer
+  has_many :teams
+  has_many :stages
+end