diff --git a/main/src/main/java/org/sopt/makers/crew/main/entity/apply/ApplyRepository.java b/main/src/main/java/org/sopt/makers/crew/main/entity/apply/ApplyRepository.java
index 06350b91..b9dd9870 100644
--- a/main/src/main/java/org/sopt/makers/crew/main/entity/apply/ApplyRepository.java
+++ b/main/src/main/java/org/sopt/makers/crew/main/entity/apply/ApplyRepository.java
@@ -1,11 +1,12 @@
 package org.sopt.makers.crew.main.entity.apply;
 
-import static org.sopt.makers.crew.main.global.exception.ErrorStatus.NOT_FOUND_APPLY;
+import static org.sopt.makers.crew.main.global.exception.ErrorStatus.*;
 
 import java.util.List;
 
-import org.sopt.makers.crew.main.global.exception.BadRequestException;
 import org.sopt.makers.crew.main.entity.apply.enums.EnApplyStatus;
+import org.sopt.makers.crew.main.entity.meeting.enums.MeetingCategory;
+import org.sopt.makers.crew.main.global.exception.BadRequestException;
 import org.springframework.data.jpa.repository.JpaRepository;
 import org.springframework.data.jpa.repository.Modifying;
 import org.springframework.data.jpa.repository.Query;
@@ -57,4 +58,12 @@ default Apply findByIdOrThrow(Integer applyId) {
 	@Query("DELETE FROM Apply a WHERE a.meetingId = :meetingId")
 	void deleteAllByMeetingIdQuery(Integer meetingId);
 
-}
\ No newline at end of file
+	@Query("SELECT COALESCE(COUNT(a.id), 0) " +
+		"FROM Apply a JOIN a.meeting m " +
+		"JOIN a.user u " +
+		"WHERE m.category = :category AND a.status = :status AND u.orgId = :orgId")
+	Long findApprovedStudyCountByOrgId(
+		@Param("category") MeetingCategory category,
+		@Param("status") EnApplyStatus status,
+		@Param("orgId") Integer orgId);
+}
diff --git a/main/src/main/java/org/sopt/makers/crew/main/internal/InternalMeetingStatsApi.java b/main/src/main/java/org/sopt/makers/crew/main/internal/InternalMeetingStatsApi.java
new file mode 100644
index 00000000..fecb694d
--- /dev/null
+++ b/main/src/main/java/org/sopt/makers/crew/main/internal/InternalMeetingStatsApi.java
@@ -0,0 +1,25 @@
+package org.sopt.makers.crew.main.internal;
+
+import java.util.Map;
+
+import org.springframework.http.ResponseEntity;
+
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.Parameter;
+import io.swagger.v3.oas.annotations.media.Content;
+import io.swagger.v3.oas.annotations.media.Schema;
+import io.swagger.v3.oas.annotations.responses.ApiResponse;
+import io.swagger.v3.oas.annotations.responses.ApiResponses;
+import io.swagger.v3.oas.annotations.tags.Tag;
+
+@Tag(name = "internal API - 개수(스터디, 행사 등등)")
+public interface InternalMeetingStatsApi {
+
+	@Operation(summary = "유저의 승인된 스터디 수 조회", description = "특정 유저의 승인된 스터디 수를 조회하는 API입니다.", tags = {
+		"Internal Meeting Stats"})
+	@ApiResponses(value = {
+		@ApiResponse(responseCode = "200", description = "APPROVE된 스터디 수 조회 성공", content = @Content(mediaType = "application/json", schema = @Schema(example = "{\"orgId\": 1, \"approvedStudyCount\": 5}"))),
+		@ApiResponse(responseCode = "404", description = "존재하지 않는 유저입니다.", content = @Content(mediaType = "application/json"))})
+	ResponseEntity<Map<String, Object>> getApprovedStudyCountByOrgId(
+		@Parameter(description = "플레이그라운드 유저 ID(orgId)", example = "1") Integer orgId);
+}
diff --git a/main/src/main/java/org/sopt/makers/crew/main/internal/InternalMeetingStatsController.java b/main/src/main/java/org/sopt/makers/crew/main/internal/InternalMeetingStatsController.java
new file mode 100644
index 00000000..488f543b
--- /dev/null
+++ b/main/src/main/java/org/sopt/makers/crew/main/internal/InternalMeetingStatsController.java
@@ -0,0 +1,26 @@
+package org.sopt.makers.crew.main.internal;
+
+import org.sopt.makers.crew.main.internal.dto.ApprovedStudyCountResponseDto;
+import org.sopt.makers.crew.main.internal.service.InternalMeetingStatsService;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import lombok.RequiredArgsConstructor;
+
+@RestController
+@RequestMapping("/internal/meeting/stats")
+@RequiredArgsConstructor
+public class InternalMeetingStatsController {
+	private final InternalMeetingStatsService internalMeetingStatsService;
+
+	@GetMapping("/approved-studies/{orgId}")
+	public ResponseEntity<ApprovedStudyCountResponseDto> getApprovedStudyCountByOrgId(
+		@PathVariable Integer orgId
+	) {
+		ApprovedStudyCountResponseDto response = internalMeetingStatsService.getApprovedStudyCountByOrgId(orgId);
+		return ResponseEntity.ok(response);
+	}
+}
diff --git a/main/src/main/java/org/sopt/makers/crew/main/internal/dto/ApprovedStudyCountResponseDto.java b/main/src/main/java/org/sopt/makers/crew/main/internal/dto/ApprovedStudyCountResponseDto.java
new file mode 100644
index 00000000..f69c85fa
--- /dev/null
+++ b/main/src/main/java/org/sopt/makers/crew/main/internal/dto/ApprovedStudyCountResponseDto.java
@@ -0,0 +1,16 @@
+package org.sopt.makers.crew.main.internal.dto;
+
+import io.swagger.v3.oas.annotations.media.Schema;
+
+@Schema(description = "승인된 스터디 수를 나타내는 DTO")
+public record ApprovedStudyCountResponseDto(
+	@Schema(description = "플레이그라운드 유저 ID(orgId)", example = "1")
+	Integer orgId,
+
+	@Schema(description = "승인된 스터디 수", example = "5")
+	Long approvedStudyCount
+) {
+	public static ApprovedStudyCountResponseDto of(Integer orgId, Long approvedStudyCount) {
+		return new ApprovedStudyCountResponseDto(orgId, approvedStudyCount);
+	}
+}
diff --git a/main/src/main/java/org/sopt/makers/crew/main/internal/service/InternalMeetingStatsService.java b/main/src/main/java/org/sopt/makers/crew/main/internal/service/InternalMeetingStatsService.java
new file mode 100644
index 00000000..5e4211ae
--- /dev/null
+++ b/main/src/main/java/org/sopt/makers/crew/main/internal/service/InternalMeetingStatsService.java
@@ -0,0 +1,33 @@
+package org.sopt.makers.crew.main.internal.service;
+
+import org.sopt.makers.crew.main.entity.apply.ApplyRepository;
+import org.sopt.makers.crew.main.entity.apply.enums.EnApplyStatus;
+import org.sopt.makers.crew.main.entity.meeting.enums.MeetingCategory;
+import org.sopt.makers.crew.main.entity.user.User;
+import org.sopt.makers.crew.main.entity.user.UserRepository;
+import org.sopt.makers.crew.main.internal.dto.ApprovedStudyCountResponseDto;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
+import lombok.RequiredArgsConstructor;
+
+@Service
+@RequiredArgsConstructor
+@Transactional(readOnly = true)
+public class InternalMeetingStatsService {
+	private final ApplyRepository applyRepository;
+	private final UserRepository userRepository;
+
+	public ApprovedStudyCountResponseDto getApprovedStudyCountByOrgId(Integer orgId) {
+		User user = userRepository.findByOrgId(orgId).orElse(null);
+
+		if (user == null) {
+			return ApprovedStudyCountResponseDto.of(orgId, 0L);
+		}
+
+		Long approvedStudyCount = applyRepository.findApprovedStudyCountByOrgId(MeetingCategory.STUDY,
+			EnApplyStatus.APPROVE, user.getOrgId());
+
+		return ApprovedStudyCountResponseDto.of(user.getOrgId(), approvedStudyCount);
+	}
+}