diff --git a/icons/phi.json b/icons/phi.json
new file mode 100644
index 000000000..015ac19b2
--- /dev/null
+++ b/icons/phi.json
@@ -0,0 +1,26 @@
+{
+  "$schema": "../icon.schema.json",
+  "contributors": [
+    "whoisBugsbunny"
+  ],
+  "use-cases": [
+    "representing the golden ratio",
+    "indicating mathematical formulas",
+    "labeling scientific variables"
+  ],
+  "tags": [
+    "math",
+    "golden-ratio",
+    "symbol",
+    "greek",
+    "letter",
+    "typography",
+    "constant",
+    "flux",
+    "magnetic-flux"
+  ],
+  "categories": [
+    "math",
+    "science"
+  ]
+}
diff --git a/icons/phi.svg b/icons/phi.svg
new file mode 100644
index 000000000..603ec633f
--- /dev/null
+++ b/icons/phi.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"
+>
+  <path d="M12 2v20" />
+  <circle cx="12" cy="12" r="7" />
+</svg>