diff --git a/easy/strings/387.py b/easy/strings/387.py
new file mode 100644
index 0000000..68d8f88
--- /dev/null
+++ b/easy/strings/387.py
@@ -0,0 +1,21 @@
+# First Uniqye Character in a String
+
+from collections import Counter
+
+class Solution:
+    def firstUniqChar(self, s: str) -> int:
+        c = Counter(s)
+        for key in c:
+            if c[key] == 1:
+                return s.index(key)
+        else:
+            return -1
+        
+
+"""
+걸린 시간: 10:24~
+
+복잡도: 
+
+해설: 
+"""
\ No newline at end of file