diff --git a/icons/m-square.json b/icons/m-square.json
new file mode 100644
index 000000000..5ec784dd3
--- /dev/null
+++ b/icons/m-square.json
@@ -0,0 +1,16 @@
+{
+  "$schema": "../icon.schema.json",
+  "contributors": [
+    "danielbayley"
+  ],
+  "tags": [
+    "metro",
+    "subway",
+    "underground",
+    "track",
+    "line"
+  ],
+  "categories": [
+    "transportation"
+  ]
+}
\ No newline at end of file
diff --git a/icons/m-square.svg b/icons/m-square.svg
new file mode 100644
index 000000000..2a90330da
--- /dev/null
+++ b/icons/m-square.svg
@@ -0,0 +1,14 @@
+<svg
+  xmlns="http://www.w3.org/2000/svg"
+  width="24"
+  height="24"
+  viewBox="0 0 24 24"
+  fill="none"
+  stroke="currentColor"
+  stroke-width="2"
+  stroke-linecap="round"
+  stroke-linejoin="round"
+>
+  <rect width="18" height="18" x="3" y="3" rx="2" />
+  <path d="M8 16V8l4 4 4-4v8" />
+</svg>