diff --git a/sorting/odd_even_sort.rb b/sorting/odd_even_sort.rb
new file mode 100644
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--- /dev/null
+++ b/sorting/odd_even_sort.rb
@@ -0,0 +1,29 @@
+#Odd Even Sort
+#https://en.wikipedia.org/wiki/Odd%E2%80%93even_sort
+
+def odd_even_sort(arr)
+  n = arr.length
+  sorted = false
+
+  while !sorted
+    sorted = true
+    (1..n - 2).step(2) do |i|
+      if arr[i] > arr[i + 1]
+        arr[i], arr[i + 1] = arr[i + 1], arr[i]
+        sorted = false
+      end
+    end
+
+    (0..n - 2).step(2) do |i|
+      if arr[i] > arr[i + 1]
+        arr[i], arr[i + 1] = arr[i + 1], arr[i]
+        sorted = false
+      end
+    end
+  end
+end
+
+# Test
+arr = [5, 10, 2, 9, 1, 5, 2, 6, 7, 8]
+odd_even_sort(arr)
+puts arr