diff --git a/src/main/java/com/example/solidconnection/university/domain/HostUniversity.java b/src/main/java/com/example/solidconnection/university/domain/HostUniversity.java
index 3d817b45f..fe5059c91 100644
--- a/src/main/java/com/example/solidconnection/university/domain/HostUniversity.java
+++ b/src/main/java/com/example/solidconnection/university/domain/HostUniversity.java
@@ -24,7 +24,7 @@ public class HostUniversity extends BaseEntity {
     @GeneratedValue(strategy = GenerationType.IDENTITY)
     private Long id;
 
-    @Column(nullable = false, length = 100)
+    @Column(nullable = false, unique = true, length = 100)
     private String koreanName;
 
     @Column(nullable = false, length = 100)
diff --git a/src/main/resources/db/migration/V44__add_unique_constraint_to_host_university_korean_name.sql b/src/main/resources/db/migration/V44__add_unique_constraint_to_host_university_korean_name.sql
new file mode 100644
index 000000000..636aa28a6
--- /dev/null
+++ b/src/main/resources/db/migration/V44__add_unique_constraint_to_host_university_korean_name.sql
@@ -0,0 +1,2 @@
+ALTER TABLE host_university
+    ADD CONSTRAINT uk_host_university_korean_name UNIQUE (korean_name);
diff --git a/src/test/java/com/example/solidconnection/university/fixture/UniversityFixture.java b/src/test/java/com/example/solidconnection/university/fixture/UniversityFixture.java
index 553966c10..edf262d67 100644
--- a/src/test/java/com/example/solidconnection/university/fixture/UniversityFixture.java
+++ b/src/test/java/com/example/solidconnection/university/fixture/UniversityFixture.java
@@ -20,7 +20,7 @@ public final class UniversityFixture {
                 .englishName("University of Guam")
                 .country(countryFixture.미국())
                 .region(regionFixture.영미권())
-                .create();
+                .findOrCreate();
     }
 
     public HostUniversity 네바다주립_대학_라스베이거스() {
@@ -29,7 +29,7 @@ public final class UniversityFixture {
                 .englishName("University of Nevada, Las Vegas")
                 .country(countryFixture.미국())
                 .region(regionFixture.영미권())
-                .create();
+                .findOrCreate();
     }
 
     public HostUniversity 아칸소_주립_대학() {
@@ -38,7 +38,7 @@ public final class UniversityFixture {
                 .englishName("Arkansas State University")
                 .country(countryFixture.미국())
                 .region(regionFixture.영미권())
-                .create();
+                .findOrCreate();
     }
 
     public HostUniversity 메모리얼_대학_세인트존스() {
@@ -47,7 +47,7 @@ public final class UniversityFixture {
                 .englishName("Memorial University of Newfoundland St. John's")
                 .country(countryFixture.캐나다())
                 .region(regionFixture.영미권())
-                .create();
+                .findOrCreate();
     }
 
     public HostUniversity 서던덴마크_대학() {
@@ -56,7 +56,7 @@ public final class UniversityFixture {
                 .englishName("University of Southern Denmark")
                 .country(countryFixture.덴마크())
                 .region(regionFixture.유럽())
-                .create();
+                .findOrCreate();
     }
 
     public HostUniversity 코펜하겐IT_대학() {
@@ -65,7 +65,7 @@ public final class UniversityFixture {
                 .englishName("IT University of Copenhagen")
                 .country(countryFixture.덴마크())
                 .region(regionFixture.유럽())
-                .create();
+                .findOrCreate();
     }
 
     public HostUniversity 그라츠_대학() {
@@ -74,7 +74,7 @@ public final class UniversityFixture {
                 .englishName("University of Graz")
                 .country(countryFixture.오스트리아())
                 .region(regionFixture.유럽())
-                .create();
+                .findOrCreate();
     }
 
     public HostUniversity 그라츠공과_대학() {
@@ -83,7 +83,7 @@ public final class UniversityFixture {
                 .englishName("Graz University of Technology")
                 .country(countryFixture.오스트리아())
                 .region(regionFixture.유럽())
-                .create();
+                .findOrCreate();
     }
 
     public HostUniversity 린츠_카톨릭_대학() {
@@ -92,7 +92,7 @@ public final class UniversityFixture {
                 .englishName("Catholic Private University Linz")
                 .country(countryFixture.오스트리아())
                 .region(regionFixture.유럽())
-                .create();
+                .findOrCreate();
     }
 
     public HostUniversity 메이지_대학() {
@@ -101,6 +101,6 @@ public final class UniversityFixture {
                 .englishName("Meiji University")
                 .country(countryFixture.일본())
                 .region(regionFixture.아시아())
-                .create();
+                .findOrCreate();
     }
 }
diff --git a/src/test/java/com/example/solidconnection/university/fixture/UniversityFixtureBuilder.java b/src/test/java/com/example/solidconnection/university/fixture/UniversityFixtureBuilder.java
index a656bfe2d..dce894900 100644
--- a/src/test/java/com/example/solidconnection/university/fixture/UniversityFixtureBuilder.java
+++ b/src/test/java/com/example/solidconnection/university/fixture/UniversityFixtureBuilder.java
@@ -3,7 +3,7 @@
 import com.example.solidconnection.location.country.domain.Country;
 import com.example.solidconnection.location.region.domain.Region;
 import com.example.solidconnection.university.domain.HostUniversity;
-import com.example.solidconnection.university.repository.HostUniversityRepository;
+import com.example.solidconnection.university.repository.HostUniversityRepositoryForTest;
 import lombok.RequiredArgsConstructor;
 import org.springframework.boot.test.context.TestComponent;
 
@@ -11,7 +11,7 @@
 @RequiredArgsConstructor
 public class UniversityFixtureBuilder {
 
-    private final HostUniversityRepository hostUniversityRepository;
+    private final HostUniversityRepositoryForTest hostUniversityRepositoryForTest;
 
     private String koreanName;
     private String englishName;
@@ -19,7 +19,7 @@ public class UniversityFixtureBuilder {
     private Region region;
 
     public UniversityFixtureBuilder university() {
-        return new UniversityFixtureBuilder(hostUniversityRepository);
+        return new UniversityFixtureBuilder(hostUniversityRepositoryForTest);
     }
 
     public UniversityFixtureBuilder koreanName(String koreanName) {
@@ -53,6 +53,11 @@ public HostUniversity create() {
                 "https://background-image-url",
                 null, country, region
         );
-        return hostUniversityRepository.save(university);
+        return hostUniversityRepositoryForTest.save(university);
+    }
+
+    public HostUniversity findOrCreate() {
+        return hostUniversityRepositoryForTest.findByKoreanName(koreanName)
+                .orElseGet(this::create);
     }
 }
diff --git a/src/test/java/com/example/solidconnection/university/repository/HostUniversityRepositoryForTest.java b/src/test/java/com/example/solidconnection/university/repository/HostUniversityRepositoryForTest.java
new file mode 100644
index 000000000..7fe289c8c
--- /dev/null
+++ b/src/test/java/com/example/solidconnection/university/repository/HostUniversityRepositoryForTest.java
@@ -0,0 +1,10 @@
+package com.example.solidconnection.university.repository;
+
+import com.example.solidconnection.university.domain.HostUniversity;
+import java.util.Optional;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+public interface HostUniversityRepositoryForTest extends JpaRepository<HostUniversity, Long> {
+
+    Optional<HostUniversity> findByKoreanName(String koreanName);
+}