diff --git a/src/main/java/io/company/localhost/controller/api/ProjectController.java b/src/main/java/io/company/localhost/controller/api/ProjectController.java
index b127479..4d9963e 100644
--- a/src/main/java/io/company/localhost/controller/api/ProjectController.java
+++ b/src/main/java/io/company/localhost/controller/api/ProjectController.java
@@ -168,4 +168,17 @@ public class ProjectController {
         return ApiResponse.ok(promemberService.selectMemberProjects(memberSeq));
     }
     
+    /**
+     * 프로젝트 모든 사용자 참여기간 조회 
+     * 
+     * @return 
+     * 
+     */
+    @ParameterCheck
+    @GetMapping("/period/{projctSeq}")
+	public ApiResponse<List<MapDto>> selectUserProjectPeriod(@PathVariable int projctSeq) {
+	    	
+        return ApiResponse.ok(netprojctService.selectUserProjectPeriod(projctSeq));
+    }
+    
 }
diff --git a/src/main/java/io/company/localhost/mapper/NetprojctMapper.java b/src/main/java/io/company/localhost/mapper/NetprojctMapper.java
index 61b4695..d3e047c 100644
--- a/src/main/java/io/company/localhost/mapper/NetprojctMapper.java
+++ b/src/main/java/io/company/localhost/mapper/NetprojctMapper.java
@@ -33,4 +33,5 @@ public interface NetprojctMapper {
 	
 	int deleteProject(MapDto map);
 	
+	List<MapDto> selectUserProjectPeriod(int projectSeq);
 }
diff --git a/src/main/java/io/company/localhost/service/NetprojctService.java b/src/main/java/io/company/localhost/service/NetprojctService.java
index 3ee2891..4ce0821 100644
--- a/src/main/java/io/company/localhost/service/NetprojctService.java
+++ b/src/main/java/io/company/localhost/service/NetprojctService.java
@@ -142,4 +142,14 @@ public class NetprojctService {
 	    return result;
 	}
 	
+	/**
+	 * 프로젝트 모든 사용자 참여기간 조회 
+	 * 
+	 * @param
+	 * @return
+	 */
+	public List<MapDto> selectUserProjectPeriod(int projctSeq) {
+		return netprojctMapper.selectUserProjectPeriod(projctSeq);
+	}
+	
 }
diff --git a/src/main/resources/mapper/NetprojctMapper.xml b/src/main/resources/mapper/NetprojctMapper.xml
index 312ada9..48f9d72 100644
--- a/src/main/resources/mapper/NetprojctMapper.xml
+++ b/src/main/resources/mapper/NetprojctMapper.xml
@@ -112,5 +112,37 @@
     	DELETE FROM netprojct WHERE PROJCTSEQ = #{projctSeq}
 	</delete>
 	
+	<!-- 프로젝트 모든 사용자 참여기간 조회 -->
+	<select id="selectUserProjectPeriod" resultType="io.company.localhost.common.dto.MapDto">
+        SELECT 
+            m.MEMBERSEQ,
+            m.MEMBERNAM,
+            p.PROJCTSEQ,
+            p.PROJCTNAM,
+            p.PROJCTSTR as projectStartDate,
+            p.PROJCTEND as projectEndDate,
+            (
+                SELECT MIN(c2.COMMUTDAY) 
+                FROM commuters c2 
+                WHERE c2.PROJCTSEQ = p.PROJCTSEQ 
+                  AND c2.MEMBERSEQ = m.MEMBERSEQ
+            ) as userStartDate,
+            (
+                SELECT MAX(c2.COMMUTDAY) 
+                FROM commuters c2 
+                WHERE c2.PROJCTSEQ = p.PROJCTSEQ 
+                  AND c2.MEMBERSEQ = m.MEMBERSEQ
+            ) as userEndDate
+        FROM 
+            netprojct p
+        INNER JOIN 
+            commuters c ON p.PROJCTSEQ = c.PROJCTSEQ
+        INNER JOIN 
+            netmember m ON c.MEMBERSEQ = m.MEMBERSEQ
+        WHERE 
+            p.PROJCTSEQ = #{projectSeq}
+        GROUP BY 
+            m.MEMBERSEQ, p.PROJCTSEQ
+    </select>
 	
 </mapper>