diff --git a/src/components/SignUp/SignUpNext.tsx b/src/components/SignUp/SignUpNext.tsx
index f67c8c1d..84214677 100644
--- a/src/components/SignUp/SignUpNext.tsx
+++ b/src/components/SignUp/SignUpNext.tsx
@@ -32,16 +32,14 @@ export function SignUpNext({
       setErrorMessage('개인정보 약관에 동의해주세요.');
       return;
     }
-    await createUserAuth();
+    await createNewUser();
   };
 
-  // user auth 생성
-  const createUserAuth = async () => {
-    const { email, password, nickname } = user;
+  // user auth 생성 후 정보 추가
+  const createNewUser = async () => {
     try {
-      await createUser(email, password);
-      alert(`${nickname}님 반갑습니다!`);
-      console.log(user);
+      await createUser(user);
+      alert(`${user.nickname}님 반갑습니다!`);
     } catch (error: any) {
       handleError(error);
     }
diff --git a/src/components/SignUp/SignUpPrev.tsx b/src/components/SignUp/SignUpPrev.tsx
index 84adaac4..7d7ce737 100644
--- a/src/components/SignUp/SignUpPrev.tsx
+++ b/src/components/SignUp/SignUpPrev.tsx
@@ -68,7 +68,6 @@ export function SignUpPrev({
           value={nickname}
           placeholder="* 닉네임"
           readOnly
-          required
         />
         <button type="button" onClick={handleClickNicknameButton}>
           추천받기!
diff --git a/src/data/getUser.js b/src/data/getUser.js
index 684f4f6e..35a6b663 100644
--- a/src/data/getUser.js
+++ b/src/data/getUser.js
@@ -5,12 +5,14 @@ import { collection, getDocs } from 'firebase/firestore';
 const querySnapshot = await getDocs(collection(db, 'User'));
 const getDocumentsAsObjects = (querySnapshot) => {
   const documents = [];
-
   querySnapshot.forEach((doc) => {
+    const { username, nickname, email, image } = doc.data();
     documents.push({
       id: doc.id,
-      name: doc.data().name,
-      photo: doc.data().photo,
+      username,
+      nickname,
+      email,
+      image,
     });
   });
   return documents;
diff --git a/src/data/user.js b/src/data/user.js
index 872001f9..23266587 100644
--- a/src/data/user.js
+++ b/src/data/user.js
@@ -1,13 +1,31 @@
 import { getAuth, createUserWithEmailAndPassword } from 'firebase/auth';
 import { getStorage, ref, getDownloadURL, uploadBytes } from 'firebase/storage';
-import { app } from './firebase';
+import { doc, setDoc } from 'firebase/firestore';
+import { app, db } from './firebase';
 import { adjective, emoji, noun } from './nickname';
 
 const auth = getAuth(app);
 
 // 이메일로 회원가입
-export const createUser = async (email, password) => {
-  await createUserWithEmailAndPassword(auth, email, password);
+export const createUser = async (user) => {
+  const { email, password } = user;
+  await createUserWithEmailAndPassword(auth, email, password).then(
+    (userCredential) => {
+      const uid = userCredential.user.uid;
+      createUserData(user, uid);
+    },
+  );
+};
+
+// user 데이터 생성
+export const createUserData = async (user, id) => {
+  const { username, email, nickname, image } = user;
+  setDoc(doc(db, 'User', id), {
+    username,
+    email,
+    nickname,
+    image,
+  });
 };
 
 // 유저 프로필 사진