diff --git a/maths/factorial_iterative.py b/maths/factorial_iterative.py
new file mode 100644
index 000000000000..cec6ca7aa543
--- /dev/null
+++ b/maths/factorial_iterative.py
@@ -0,0 +1,18 @@
+"""
+Factorial using Iteration
+Time Complexity: O(n)
+Space Complexity: O(1)
+"""
+
+def factorial(n: int) -> int:
+    if n < 0:
+        raise ValueError("Factorial not defined for negative numbers")
+
+    result = 1
+    for i in range(1, n + 1):
+        result *= i
+    return result
+
+
+if __name__ == "__main__":
+    print(factorial(5))