diff --git a/sth-backend/src/main/java/hdm/mi/sthbackend/controller/TournamentController.java b/sth-backend/src/main/java/hdm/mi/sthbackend/controller/TournamentController.java
index 074bd869fa57ed69e10a13f9b6d0fdc485867c0a..a6860c8760f57214d8c601030383d6c83e431271 100644
--- a/sth-backend/src/main/java/hdm/mi/sthbackend/controller/TournamentController.java
+++ b/sth-backend/src/main/java/hdm/mi/sthbackend/controller/TournamentController.java
@@ -2,6 +2,7 @@ package hdm.mi.sthbackend.controller;
 
 
 import hdm.mi.sthbackend.exeptions.PlayerIdNotFoundException;
+import hdm.mi.sthbackend.exeptions.TeamIdNotFoundException;
 import hdm.mi.sthbackend.exeptions.TournamentIdNotFoundException;
 import hdm.mi.sthbackend.model.Player;
 import hdm.mi.sthbackend.model.Team;
@@ -36,8 +37,13 @@ public class TournamentController {
     @PostMapping("/{tournamentId}/teams")
     public Team createTeam(@PathVariable UUID tournamentId,
                            @RequestBody String teamName) throws TournamentIdNotFoundException {
-        return service.createTeam(tournamentId, teamName);
+        return service.createTeamFromTournament(tournamentId, teamName);
     }
+    @DeleteMapping("/{tournamentId}/teams/{teamId}")
+    public UUID removeTeamFromTournament(@PathVariable UUID tournamentId,
+                                         @PathVariable UUID teamId) throws TournamentIdNotFoundException, TeamIdNotFoundException{
+        return service.removeTeamFromTournament(tournamentId, teamId);
+    };
 
     @PostMapping("/{tournamentId}/teams/{teamId}/addPlayer")
     public Player addPlayerToTeam(@PathVariable UUID tournamentId,
@@ -54,6 +60,7 @@ public class TournamentController {
     }
 
 
+
     /**
      * Tournament Endpoints
      */
diff --git a/sth-backend/src/main/java/hdm/mi/sthbackend/exeptions/TeamIdNotFoundException.java b/sth-backend/src/main/java/hdm/mi/sthbackend/exeptions/TeamIdNotFoundException.java
new file mode 100644
index 0000000000000000000000000000000000000000..2027fbfa7a5fdbba4ef41d528f345bd1a541d8f5
--- /dev/null
+++ b/sth-backend/src/main/java/hdm/mi/sthbackend/exeptions/TeamIdNotFoundException.java
@@ -0,0 +1,9 @@
+package hdm.mi.sthbackend.exeptions;
+
+import java.util.UUID;
+
+public class TeamIdNotFoundException extends Exception{
+    public TeamIdNotFoundException(UUID teamId) {
+        super(String.format("TeamId %s not found", teamId.toString()));
+    }
+}
diff --git a/sth-backend/src/main/java/hdm/mi/sthbackend/model/Match.java b/sth-backend/src/main/java/hdm/mi/sthbackend/model/Match.java
index f613efec076edb7d764385d7f36ea8fc890fd1a8..fba9a6793194311837c39067e8bda5c028f932e6 100644
--- a/sth-backend/src/main/java/hdm/mi/sthbackend/model/Match.java
+++ b/sth-backend/src/main/java/hdm/mi/sthbackend/model/Match.java
@@ -24,6 +24,7 @@ public class Match {
     private UUID matchId;
     private List<TeamMatchScore> teamScores;
 
+    // todo problem mit doppelten gespeicherten daten? Eher nur UUID nutzen für winner
     @Setter
     private Team winner;
 
diff --git a/sth-backend/src/main/java/hdm/mi/sthbackend/service/TournamentService.java b/sth-backend/src/main/java/hdm/mi/sthbackend/service/TournamentService.java
index f75b5466f0cd846b44e64d2d50166b06fc1df8db..bd33d49db1155f1f64e8d9e1d804a7c37e25d387 100644
--- a/sth-backend/src/main/java/hdm/mi/sthbackend/service/TournamentService.java
+++ b/sth-backend/src/main/java/hdm/mi/sthbackend/service/TournamentService.java
@@ -2,6 +2,7 @@ package hdm.mi.sthbackend.service;
 
 import com.mongodb.client.MongoClient;
 import hdm.mi.sthbackend.exeptions.PlayerIdNotFoundException;
+import hdm.mi.sthbackend.exeptions.TeamIdNotFoundException;
 import hdm.mi.sthbackend.exeptions.TournamentIdNotFoundException;
 import hdm.mi.sthbackend.model.Player;
 import hdm.mi.sthbackend.model.Team;
@@ -11,10 +12,7 @@ import hdm.mi.sthbackend.repository.MongoManager;
 import lombok.AllArgsConstructor;
 import org.springframework.stereotype.Service;
 
-import java.util.ArrayList;
-import java.util.HashMap;
-import java.util.List;
-import java.util.UUID;
+import java.util.*;
 
 @Service
 @AllArgsConstructor
@@ -79,7 +77,7 @@ public class TournamentService {
         return playerId;
     }
 
-    public Team createTeam(UUID tournamentId, String teamName) throws TournamentIdNotFoundException {
+    public Team createTeamFromTournament(UUID tournamentId, String teamName) throws TournamentIdNotFoundException {
         Tournament tournament = tournamentRepository.findById(tournamentId)
                 .orElseThrow(() -> new TournamentIdNotFoundException(tournamentId));
 
@@ -93,6 +91,15 @@ public class TournamentService {
         return team;
     }
 
+    public UUID removeTeamFromTournament(UUID tournamentId, UUID teamId) throws TournamentIdNotFoundException, TeamIdNotFoundException {
+        Tournament tournament = tournamentRepository.findById(tournamentId)
+                .orElseThrow(() -> new TournamentIdNotFoundException(tournamentId));
+
+        Optional.ofNullable(tournament.getTeams().remove(teamId)).orElseThrow(() -> new TeamIdNotFoundException(tournamentId));
+        tournamentRepository.save(tournament);
+        return teamId;
+    }
+
     public Tournament createTournament(String tournamentName) {
         MongoManager manager = new MongoManager();
         MongoClient client = manager.getMongoClient();