diff --git a/src/main/java/com/devkor/ifive/nadab/domain/auth/infra/oauth/client/GoogleOAuth2Client.java b/src/main/java/com/devkor/ifive/nadab/domain/auth/infra/oauth/client/GoogleOAuth2Client.java
index 70fe8504..9003dcac 100644
--- a/src/main/java/com/devkor/ifive/nadab/domain/auth/infra/oauth/client/GoogleOAuth2Client.java
+++ b/src/main/java/com/devkor/ifive/nadab/domain/auth/infra/oauth/client/GoogleOAuth2Client.java
@@ -203,10 +203,14 @@ private void validateIdTokenInfo(GoogleIdTokenInfoResponse tokenInfo) {
             throw new OAuth2Exception(ErrorCode.AUTH_OAUTH2_USERINFO_FAILED);
         }
 
-        // azp (Authorized party) 검증 (azp가 있으면 우리 앱의 Android Client ID인지 확인)
-        if (tokenInfo.getAzp() != null && !googleProperties.getAndroidClientId().equals(tokenInfo.getAzp())) {
-            log.warn("구글 ID Token 검증 실패: 유효하지 않은 authorized party - {}", tokenInfo.getAzp());
-            throw new OAuth2Exception(ErrorCode.AUTH_OAUTH2_USERINFO_FAILED);
+        // azp (Authorized party) 검증 (azp가 있으면 Android 또는 iOS Client ID 중 하나와 일치하는지 확인)
+        if (tokenInfo.getAzp() != null) {
+            boolean isValidAzp = googleProperties.getAndroidClientId().equals(tokenInfo.getAzp()) ||
+                    googleProperties.getIosClientId().equals(tokenInfo.getAzp());
+            if (!isValidAzp) {
+                log.warn("구글 ID Token 검증 실패: 유효하지 않은 authorized party - {}", tokenInfo.getAzp());
+                throw new OAuth2Exception(ErrorCode.AUTH_OAUTH2_USERINFO_FAILED);
+            }
         }
 
         // 만료 시간 검증