diff --git a/frontend/components/report/designer/SignatureGenerator.tsx b/frontend/components/report/designer/SignatureGenerator.tsx
index 9a3bd29f..a36b0b8c 100644
--- a/frontend/components/report/designer/SignatureGenerator.tsx
+++ b/frontend/components/report/designer/SignatureGenerator.tsx
@@ -109,6 +109,22 @@ export function SignatureGenerator({ onSignatureSelect }: SignatureGeneratorProp
       });
     }
 
+    // 사용자가 입력한 텍스트로 각 폰트의 글리프를 미리 로드
+    const preloadCanvas = document.createElement("canvas");
+    preloadCanvas.width = 500;
+    preloadCanvas.height = 200;
+    const preloadCtx = preloadCanvas.getContext("2d");
+
+    if (preloadCtx) {
+      for (const font of fonts) {
+        preloadCtx.font = `${font.weight} 124px ${font.style}`;
+        preloadCtx.fillText(name, 0, 100);
+      }
+    }
+
+    // 글리프 로드 대기 (중요: 첫 렌더링 후 폰트가 완전히 로드되도록)
+    await new Promise((resolve) => setTimeout(resolve, 300));
+
     const newSignatures: string[] = [];
 
     // 동기적으로 하나씩 생성