diff --git a/gates/profiles.py b/gates/profiles.py
index 3f57ee2..17d4051 100644
--- a/gates/profiles.py
+++ b/gates/profiles.py
@@ -70,3 +70,13 @@ def rename_profile(base, pid, name):
     entry["name"] = name
     write_registry(base, reg)
     return entry
+
+
+def delete_profile(base, pid):
+    reg = read_registry(base)
+    reg["profiles"] = [p for p in reg["profiles"] if p["id"] != pid]
+    write_registry(base, reg)
+    d = Path(base) / pid
+    if d.exists():
+        shutil.rmtree(d)
+    return reg
diff --git a/tests/test_profiles.py b/tests/test_profiles.py
index 8e15314..62f9a6f 100644
--- a/tests/test_profiles.py
+++ b/tests/test_profiles.py
@@ -47,3 +47,10 @@ def test_rename_to_existing_name_raises(tmp_path):
     pr.create_profile(str(tmp_path), "b", "id2")
     with pytest.raises(ValueError):
         pr.rename_profile(str(tmp_path), "id2", "a")
+
+def test_delete_profile_removes_dir_and_entry(tmp_path):
+    pr.create_profile(str(tmp_path), "a", "id1")
+    (tmp_path / "id1" / "img_0001.png").write_bytes(b"x")
+    pr.delete_profile(str(tmp_path), "id1")
+    assert not (tmp_path / "id1").exists()
+    assert pr.find_by_id(pr.read_registry(str(tmp_path)), "id1") is None